Mercury 45 (4 CYL.) (0A719281 & Up) Parts & Diagrams

🔎 Mercury 45 (4 CYL.) Reference Library — Exploded parts diagrams (31 diagrams), specifications, common issues, and maintenance checklist.

The Mercury 45 (4 CYL.) is a 4-Stroke, Inline 4-Cylinder, EFI, SOHC outboard motor. Commonly used on jon boats, pontoons, and mid-size utility craft.

Quick Reference Specifications

Specification	Value
Engine Type	4-Stroke, Inline 4-Cylinder, EFI, SOHC
Horsepower	45 HP
Displacement	995 cc
Bore x Stroke	65 mm x 75 mm
Spark Plug (Type & Gap)	NGK IZFR6F-11
Engine Oil Capacity	3.0 L (3.17 quart)
Recommended Engine Oil	SAE 25W-40 Mercury FourStroke Oil
Gear Case Oil Capacity	440 mL (14.9 fl oz)
Idle Speed (in gear)	700 ± 50 RPM (in gear)
Full Throttle RPM Range	5500-6000
Fuel	Unleaded Gasoline, 87 Octane min.

Always verify specifications against your owner's manual for your specific serial number range.

Common Issues & Recommended Parts

Below are common maintenance scenarios for the Mercury 45 (4 CYL.):

Water Pump / Overheating: If the tell-tale stream is weak or absent, the water pump impeller likely needs replacement. Inspect annually or every 100 hours. → Recommended: Water Pump Impeller Kit
Engine Oil / Maintenance Light: 4-stroke engines require regular oil and filter changes. Use marine-grade oil rated for your engine. Change every 100 hours or annually. → Recommended: Oil Filter, Engine Oil
Fuel Injector Issues (EFI models): Rough idle or misfires may indicate clogged fuel injectors. Use fuel stabilizer and clean injectors periodically. → Recommended: Fuel Injector, Fuel Filter
Gear Case Oil Leak: Check lower unit seals if gear oil appears milky (water contamination). Replace seals and gaskets during lower unit service. → Recommended: Lower Unit Seal Kit, Drain Plug Gaskets
Anode Corrosion: Inspect sacrificial anodes regularly, especially in saltwater. Replace when 50% depleted to protect against galvanic corrosion. → Recommended: Zinc/Aluminum Anode Kit

Parts Diagrams & OEM Part Numbers

Expand the sections below to view detailed exploded parts diagrams and find the exact OEM replacement components for your Mercury 45 (4 CYL.).

▶Auto-Blend (22 parts)

Ref	OEM Part #	Part Name
-	130194	AUTO BLEND ASSEMBLY
1	16612	TANK KIT, Oil
2	13996	HANDLE KIT
3	36-16619	CAP, Oil Tank
4	16614	HARDWARE KIT
5	19-13979	PLUG KIT, Drain
6	16611	DIAPHRAGM KIT
7	16620	BRACKET KIT, Mounting
8	13993	BAND
9	13983	BRACKET, Left
10	13984	BRACKET, Right
11	16613	COVER
12	35-13985	FILTER/SENSOR KIT, Oil
13	35-18576	FILTER KIT, Fuel
14	32-13992	VINYL TUBE
15	16618	STRAINER, Oil
16	21-16615	CHECK VALVE KIT
17	16621	PLATE
18	19265	MODULE KIT
19	16623	BRACKET KIT
20	27-16616	GASKET KIT
21	84-14585A1	HARNESS ASSEMBLY, Auto Blend

▶Bottom Cowl and Support Brackets (49 parts)

Ref	OEM Part #	Part Name
1	2116-7715A5	BOTTOM COWL ASSEMBLY Comment: (Gray)
2	88926F1	COVER, Bottom Cowl Comment: (Electric)
2A	948801	PLUG, Bottom Cowl Comment: (Manual)
3	10-28636	SCREW, (.250-20 x .750), Plug to Bottom Cowl Comment: (Electric)
3A	10-28636	SCREW, (.250-20 x .750), Plug to Bottom Cowl Comment: (Manual)
4	16-56766	STUD, (.250-20/.250-28 x 1.380), Bottom Cowl
5	11-8M0207775	NUT, (1/4-28X7/32), Bottom Cowl Stud
6	22-782792	ELBOW, Tell Tale Hose - Cylinder Block
7	32-7568058	HOSE, Tell Tale Hose to Bottom Cowl (14 Inch)
8	69791	NOZZLE, Tell Tale Hose to Bottom Cowl
9	23-90882	SLEEVE, Tell Tale Nozzle
10	54-816311T	TIE STRAP, Tell Nozzle
11	66849	CLAMP, Nozzle - Tell Tale
12	10-48408	SCREW, (#10-16 x .500), Nozzle Clamp to Bottom Cowl
13	720201	BRACKET, Rear Support
14	25-52723	GROMMET, Rear Support Bracket
15	60577	MOUNT, Rubber - Rear Support Bracket
16	12-69056	WASHER, (.255 x .625 x .0312), Rubber Mount
17	11-29598	NUT, (.250-28) Stainless Steel, Rubber Mount
18	72466	DRIP TRAY
19	10-48409	SCREW, (#10-16 x .625) Stainless Steel, Drip Tray to Bottom Cowl
20	37695	BOOT, Control Cable
21	13-26992	LOCKWASHER, (.250) Stainless Steel, Rubber Mount
22	87-69508A31	SWITCH ASSEMBLY, Stop Comment: (Manual Push Button Switch)
23	87-99525A1	COVER ASSEMBLY, Top Switch Comment: (Manual Push Button Switch)
24	11-69844	NUT, Stop Switch Comment: (Manual Push Button Switch)
25	84-62190A8	WIRE ASSEMBLY, Orange Stop Switch Comment: (Manual Push Button Switch)
26	84-88238T01	CABLE ASSEMBLY (3.375 Inch)
27	10-62568	SCREW, (#10-16 x .375), Ground Strap
28	42660A1	BRACKET ASSEMBLY, Front Support
29	31014	MOUNT, Rubber - Front Support Bracket
30	13-26992	LOCKWASHER, (.250) Stainless Steel, Rubber Mount
31	11-29598	NUT, (.250-28) Stainless Steel, Rubber Mount
32	10-37562	SCREW, (.312-18 x 1.00) Stainless Steel, Front Support Bracket to Bottom Cowl
33	87-33386A3	SWITCH ASSEMLBY, Mercury Comment: (Electric)
34	10-69235	SCREW, (.190-24 x .500), Switch to Front Bracket (0.50 Inch)
35	17-36242	PIN, Roll, Mercury Switch
36	86-45915	TERMINAL BLOCK Comment: (Manual Only)
37	10-20411	SCREW, (.190-24 x .62), Terminal Block to Front Bracket Comment: (Manual Only)
38	10-69079	SCREW, (#10-16 x .440), Harness Leads Comment: (Manual Only)
39	87-74605A4	SWITCH ASSEMBLY, Neutral Start Comment: (Use with Electric Tiller Handle Models)
40	10-64332	SCREW, (#4-40 x .750) Comment: (Use with Electric Tiller Handle Models)
41	4-40,11-24832	NUT, , Switch Screw Comment: (Use with Electric Tiller Handle Models)
42	97411	ACTUATOR Comment: (Use with Electric Tiller Handle Models)
43	24-88099	SPRING, Interlock Actuator Comment: (Use with Electric Tiller Handle Models)
44	10-37892	SCREW, (.190-32 x 1.00), Actuator to Front Bracket Comment: (Use with Electric Tiller Handle Models)
45	12-22887	WASHER, Actuator Screw Comment: (Use with Electric Tiller Handle Models)
46	23-88100	SPACER, Actuator Screw Comment: (Use with Electric Tiller Handle Models)
47	10-32,11-859124	NUT, Stainless Steel, Actuator Screw Comment: (Use with Electric Tiller Handle Models)

▶Carburetor Assembly (34 parts)

Ref	OEM Part #	Part Name
--	1395-9651	GASKET SET
1	1367-6517A64	CARBURETOR ASSEMBLY Comment: (Lower)
2	NSS	NOT SOLD SEPARATE, Large Body Channel
3	NSS	NOT SOLD SEPARATE, Body Channel
4	1395-9296A1	SHAFT ASSEMBLY, Choke
5	NSS	NOT SOLD SEPARATE, Return-Throttle Shaft
6	814483	BAFFLE, Fuel Bowl
7	1395-9293	FLOAT
8	NSS	NOT SOLD SEPARATE, Float Retaining
9	1399-5127	BOWL, Fuel
10	NSS	NOT SOLD SEPARATE, Fuel Bowl
11	1395-9652	SCREW, Fuel Bowl to Carburetor
12	NSS	NOT SOLD SEPARATE, Fuel Bowl Screw
13	1395-9022	NEEDLE AND SPRING, Inlet
14	1399-1457	JET, Main Fuel (.057)
15	1395-7335	JET, (.098), Economizer (.098)
16	64677	VENTURI
17	1399-8665	SHUTTER, Choke
18	NSS	NOT SOLD SEPARATE, Choke Shutter to Choke Shaft
19	NSS	NOT SOLD SEPARATE, Idle Mixture
20	NSS	NOT SOLD SEPARATE, Idle Mixture Screw
21	NSS	NOT SOLD SEPARATE, Fuel Pump
22	1395-9653	COVER, Plate (Upper Carburetor)
23	1395-9654	COVER, Plate (Lower Carburetor)
24	1395-808612	SCREW, Strainer Body to Carburetor
25	1395-9656	SHAFT, Throttle Comment: (Lower Carburetor)
26	92880	LEVER, Throttle (Upper Carburetor)
27	1395-6027	SCREW, Throttle Lever (Upper Carburetor)
28	8146791	LEVER, Throttle (Lower Carburetor)
29	1395-6027	SCREW, Throttle Lever (Lower Carburetor)
30	1395-9649	SHUTTER, Throttle
31	NSS	NOT SOLD SEPARATE, Throttle Shutter to Throttle Shaft
32	27-757911	GASKET, Carburetor Flange
33	11-64809	NUT, Carburetor Mounting Stud

▶Carburetor Linkage/Choke Solenoid (22 parts)

Ref	OEM Part #	Part Name
1	89-889274	SOLENOID ASSEMBLY, Choke Comment: (Electric)
2	10,13-26996	LOCKWASHER, Stainless Steel, Choke Solenoid Terminal Comment: (Electric)
3	10-32,11-45076	NUT, Brass, Choke Solenoid Terminal Comment: (Electric)
4	10-26066	SCREW, (.312-24 x 1.75), Choke Solenoid to Front Bracket Comment: (Electric)
5	13-8M0204647	LOCKWASHER, (.312), Choke Solenoid Screw Comment: (Electric)
6	11-22053	NUT, (.312-24), Choke Solenoid Screw Comment: (Electric)
7	56074A8	PLUNGER ASSEMBLY, Choke Solenoid Comment: (Electric)
8	90241	KNOB, Choke Comment: (Manual)
9	90242A1	KNOB ASSEMBLY Comment: (Electric)
10	10-35519	SCREW, (#10-16 x .500), Strap to Choke Knob Comment: (Electric)
11	49589	STRAP, Choke Knob to Choke Rod Comment: (Electric)
12	10-62568	SCREW, (#10-16 x .375), Strap to Choke Rod Comment: (Electric)
13	25-20116	GROMMET, Choke Knob
14	85966A1	ROD ASSEMBLY, Choke
15	10-77614A1	SCREW, Choke Rod
16	24-60288	SPRING, Choke Rod Comment: (Electric)
17	53719A2	BRACKET ASSEMBLY, Pick Up
18	10-66104	SCREW, (#8-32 x .790), Pick-Up Bracket
19	28-89694	KEY, Coupling
20	32-8M0108355	LINE, (57.00 Inches Bulk), Carburetor to Tee to Carburetor Comment: (2 Inch)
21	54-816311T	TIE STRAP, Fuel Line
22	22-73318	TEE, Plastic, Fuel Line

▶Clamp Bracket Assembly(Non Power Trim) (32 parts)

Ref	OEM Part #	Part Name
1	1440-8394A3	CLAMP BRACKET ASSEMBLY, Gray Comment: (Electric)
2	10-78492A1	THUMB SCREW ASSEMBLY Comment: (Electric)
3	12-78493	WASHER, Thumb Screw
4	10-78495	SCREW, Washer to Thumb Screw
5	75043	CAP, Thumb Screw
6	8M0041936	TILT TUBE
7	12-52864	WASHER, Tilt Tube
8	11-858869	NUT, (.875-14), Tilt Tube
9	53078	CAP, Plastic - Tilt Tube
10	55-28416	PIN, Upper Shock Comment: (With Shock Absorber)
11	23-73203	BUSHING, Clamp Bracket
12	23-59623	SPACER, Clamp Bracket Stud
13	16-59625	STUD, Clamp Bracket
14	13-8M0204647	LOCKWASHER, (.312), Clamp Bracket Stud
15	11-28770	NUT, (.312-24) Stainless Steel, Clamp Bracket Stud
16	17-8M0026068	PIN ASSEMBLY, Tilt Lock
18	10-89673	SCREW, (.375-16 x 5.00), Clamp Bracket to Transom (5 Inch)
19	12-68300	WASHER, (..88 x .39 x .06), Clamp Bracket Bolt
20	11-82671112	NUT, Clamp Bracket Bolt
21	55-58780A4	SHOCK ABSORBER, Gray Comment: (With Shock Absorber)
22	55-696531	PIN, Lower Shock Comment: (With Shock Absorber)
23	12-34937	WASHER, (.766 x 1.312 x .125), Upper Bushing Retainer (Inner) Comment: (With Shock Absorber)
24	12-59378	WASHER, Lower Bushing Retainer (Inner) Comment: (With Shock Absorber)
25	23-32171	BUSHING, Rubber - Shock Absorber (Upper) Comment: (With Shock Absorber)
26	23-28198	BUSHING, Rubber - Shock Absorber (Lower) Comment: (With Shock Absorber)
27	12-69374	WASHER, Upper and Lower Bushing (Outer) Comment: (With Shock Absorber)
28	10-69375A1	SCREW, (.500-20 x .625), Upper and Lower Shock Pin (0.625 Inch) Comment: (With Shock Absorber)
29	98876	STRAP, Tilt Stop Comment: (Without Shock Absorber)
30	98878	PIN, Lower Shock Mount Comment: (Without Shock Absorber)
31	24-98875	SPRING Comment: (Without Shock Absorber)
32	18-8M0214922	COTTER PIN Comment: (Without Shock Absorber)
33	98877	SHOCK MOUNT, Upper Comment: (Without Shock Absorber)

▶Cowling (23 parts)

Ref	OEM Part #	Part Name
1	2153-7937F4	TOP COWL ASSEMBLY, Without Decal Comment: (Electric) (Gray)
2	55455	HOOK, Top Cowl Latch - Rear
3	10-22956	SCREW, (.250-28 x .880), Rear Hook to Top Cowl
4	13-26992	LOCKWASHER, (.250) Stainless Steel, Rear Hook Screw
5	37690	SHIELD, Rear - Top Cowl
6	10-48409	SCREW, (#10-16 x .625) Stainless Steel, Rear Shield to Top Cowl
7	97447A1	RETAINER ASSEMBLY, Top Cowl
8	10-53167T	SCREW, (.312-18 x .880), Retainer to Top Cowl
9	13-39107	LOCKWASHER, (.312-24), Retainer Screw
10	94918F1	LEVER, Cowl Latch Hinge
11	52739	HINGE, Cowl Latch-Top Cowl
12	17-58998	PIN, Cowl Latch Lever to Hinge
13	2182-7927A19	FRONT COVER MARINER, Without Decal Comment: (Gray)
14	56849	KNOB, Cowl Front Cover
15	12-30771	WASHER, Cover Knob
16	12-59572	WASHER, Cover Knob
17	24-30772	SPRING, Tension - Cover Knob
18	17-29077	PIN, Roll, Tension Spring to Knob
19	38674	BLANKET, Sound
20	94923	PAD, Sound
21	2172-8181A4	TOP COWL ASSEMBLY, Wrap Around - Mariner, Without Decal Comment: (Gray)
22	46785A1	LATCH ASSEMBLY, Cowl
23	30413	HOOK, Cowl Latch

▶Crankshaft, Pistons, and Connecting Rods (25 parts)

Ref	OEM Part #	Part Name
1	459-9075T	CRANKSHAFT
2	28-20094	KEY, Woodruff, Crankshaft
3	534-3267T25	BEARING ASSEMBLY, Main, Valve Type
4	17-20032	PIN, Dowel, Main Bearing
5	17-65855	PIN, Dowel, Reed Locating
6	10-45775	SCREW, (#12-28 x .560) , Main Bearing (0.563 Inch)
7	11-45774	NUT, Main Bearing Screw
8	34-88498A1	REED SET, Matched
9	34-822839	STOP, Reed
10	10-77280	SCREW, (.190-32 x .560), Reed Stop (0.563 Inch)
11	10-32,11-20110	NUT, , Reed Stop Screw
12	780-9229A11	PISTON ASSEMBLY Comment: (.030 Oversize)
13	40-828119	LOCK RING, Piston Pin
14	39-89822A12	RING SET, Piston - .030 Oversize Comment: (.030 Oversize)
15	632-7621A3	CONNECTING ROD ASSEMBLY
16	10-91012	SCREW, (.250-28 Special), Cap to Rod
18	29-20063	BEARING, Needle, Piston Pin
19	12-47275	WASHER, Needle Locating
20	29-20046T	BEARING, Needle, Crankpint
21	547-7060A2	BEARING ASSEMBLY, Center Main
22	17-20032	PIN, Dowel, Center Main Bearing
23	29-714221	BEARING, Needle
24	26113T	RACE, Outer
25	53-26933	RING, Snap, Outer Race
26	10-8M0214943	SCREW, (.250-20 x 1.00), Center Main Bearing (1 Inch)

▶Cylinder Block and Crankcase Assembly (26 parts)

Ref	OEM Part #	Part Name
-	97469T87	POWERHEAD ASSEMBLY, Complete Comment: (Incluses Cylinder Block and Crankcase, Pistons, Connecting Rods and Bearings, ETC.)
1	863-8981A6	CYLINDER BLOCK ASSEMBLY
2	72038	BRACKET, Upper Starter Motor
3	10-73279	SCREW, (.312-18 x 1.880), Bracket to Crankcase (1.875 Inch)
4	13-8M0204647	LOCKWASHER, (.312), Bracket Screw
5	76867	COVER, Lower Starter Motor
6	10-73279	SCREW, (.312-18 x 1.880), Cover to Crankcase (1.875 Inch)
8	17-20032	PIN, Dowel, Cylinder block to main bearing
9	16-64936	STUD, Carburetor (1.25 Inch)
10	16-68165	STUD, Crankcase to Driveshaft Housing (1.625 Inch)
11	17-43044	PIN, Dowel, Crankcase to Cylinder Block
12	16-87901	STUD, Cylinder block to drive shaft housing (4 Inch)
13	16-68166	STUD, (.312 x 2.125), Cylinder block to drive shaft housing (2.125 Inch)
14	16-68167	STUD, (.312-18/.312-24 x 2.560), Cylinder block to drive shaft housing (2.50 Inch)
15	10-73275	SCREW, (.312-18 x 2.88), Crankcase to cylinder block (2.875 Inch)
16	12-8M0042642	WASHER, (.323 x .563 x .063) Stainless Steel, Crankcase Screw
17	10-98260	SCREW, (.375-16 x .620) Comment: (Main Bearing Locking) (0.625 Inch)
18	14-20091	TAB WASHER, Center Bearing Locking Screw
19	32-8M0108355	LINE, (57.00 Inches Bulk), Balance - Main Bearing (5.50 Inch)
20	22-996642	ELBOW, Balance Tube to Cylinder Block
21	22-56759	CONNECTOR, Upper Bleed Hose
22	32-9938779	HOSE, Cylinder Bleed (11 Inch)
23	21-428671	CHECK VALVE, Lower Bleed Hose
24	99156	INDICATOR, Timing Comment: (Electric)
25	10-39349	SCREW, (.312-18 x .750) Stainless Steel, Indicator to Crankcase Comment: (Electric)
26	13-8M0204647	LOCKWASHER, (.312), Indicator Screw Comment: (Electric)

▶Driveshaft Housing Assembly (38 parts)

Ref	OEM Part #	Part Name
1	1593-8189A11	HOUSING ASSEMBLY, Driveshaft, Gray Comment: (Non Power Trim)
3	19-64649	PLUG, Plastic - Trim Tab Screw Hole
4	16-8M0022145	STUD, (.375-16/.375-24 x 1.750), Driveshaft Housing
5	16-57935	STUD, Driveshaft Housing (3 Inch)
6	12-65791	WASHER, Gear Housing Studs (0.438 Inch)
7	11-8M0204653	NUT, (.437-20) Stainless Steel, Gear Housing Studs
8	923373	MOUNT, Rubber - Upper
9	96401	SEAL, Upper Mount
10	12-27727	WASHER, Upper Mount Bolt (37/64 I.D.)
11	12-66966	WASHER, Rubber - Upper Mount Bolt
12	12-30514	WASHER, Upper Mount Bolt
13	11-8M0204653	NUT, (.437-20) Stainless Steel, Upper Mount Bolt
14	87883	COVER, Upper Mount
15	10-8M0214943	SCREW, (.250-20 x 1.00), Upper Mount Cover
16	12-8M0204649	WASHER, (.281 x .500 x .060) Stainless Steel, Upper Mount Cover Screw
17	37687F2	COVER, Trim - Driveshaft Housing Comment: (Gray)
18	10-57807	SCREW, (#10-16 x .750) Stainless Steel, Trim Cover to Driveshaft Housing
19	25-92012	GROMMET, Trim Cover Screw
20	38157	SEAL, Trim Cover to Driveshaft Housing
21	38158	STRIP, Retaining - Trim Cover Seal (Rear)
22	38154	STRIP, Retaining - Trim Cover Seal (Side)
23	10-48408	SCREW, (#10-16 x .500), Retaining Strip
24	695441	TUBE, Exhaust Comment: (Long Shaft)
25	32-45679	TUBE, Water Inlet Comment: (Long Shaft)
26	11-64809	NUT, Powerhead Studs (0.313 Inch)
27	75304T1	MOUNT, Rubber - Lower
28	10-43426	SCREW, Lower Mount Screw Comment: (Power Trim)
29	12-28051	WASHER, Lower Mount Screw
30	12-28053	WASHER, Rubber - Lower Mount Screw
31	12-30119	WASHER, (.875 Inch Outside Diameter), Lower Mount Screw
32	11-25096	NUT, Lower Mount Screw
33	69592F1	CLAMP, Lower Mount
34	10-29256	SCREW, (.312-18 x .875), Lower Mount Clamp
35	24-35522	SPRING, Tension - Lower Mount Clamp
36	35474F2	COVER, Lower Mount Clamp, Lower Mount Clamp Comment: (Gray)
37	10-87884	SCREW, (#12-14 x .920), Cover to Lower Mount Clamp
38	11-35521	NUT, Lower Mount Clamp Cover
39	88238A10	CABLE ASSEMBLY, Ground, Quanity of Two on Power Trim

▶Electric Components (25 parts)

Ref	OEM Part #	Part Name
1	8M0058226	RECTIFIER
2	10-32,11-45076	NUT, Brass, Rectifier Terminal
3	10-20411	SCREW, (.190-24 x .62), Rectifier to Switch Box Plate
4	50-898265005	STARTER MOTOR ASSEMBLY
5	8M0043376	STOP, Rubber - Starter Motor
6	23-8M0034918	COLLAR, Rubber - Starter Motor Mount
7	134731	HOLDER, Fuse
8	84-93389A1	WIRE, Starter Motor/Soleniod (Yellow)
9	11-64015	NUT, (.250-20), Wire to Starter Motor
10	84-93388A14	CABLE ASSEMBLY, Black, Starter Motor/Bracket (Black)
11	10-69035	SCREW AND LOCKWASHER, (.250-20 x .625) Stainless Steel, Wire to Starter Motor
12	8M0185622	SOLENOID, Starter
13	8-32,11-26419	NUT, Brass, Soleniod Terminal
14	11-94330	NUT, (.250-20) Brass, Solenoid Terminal
15	10-41508	SCREW, (.250-20 x .500) Stainless Steel, Soleniod to Support Bracket
16	13-26992	LOCKWASHER, (.250) Stainless Steel, Starter Solenoid Screw
17	85-97861	INSULATOR, Starter Solenoid
18	84-96277A4	HARNESS ASSEMBLY
19	88-8M0207796	FUSE, 20 Ampere
20	84-95084A2	CABLE ASSEMBLY, Fuse
21	88751	CLAMP, Wiring Harness
22	24-28357	SPRING, Wiring Harness
23	10-23702	SCREW, (.190-32 x 1.12), Wiring Harness Clamp
24	12-72761	WASHER, (.203 x .562 x .060) Stainless Steel, Wiring Harness Clamp Screw
25	84-88439A4	CABLE ASSEMBLY, Battery - Negative

▶End Caps and Exhaust Cover (34 parts)

Ref	OEM Part #	Part Name
-	27-85491A90	GASKET SET
2	1160-5826A2	END CAP ASSEMBLY, Upper
3	26-41953	SEAL, Upper End Cap
4	25-20081	O-RING, Upper End Cap
5	30-63742T	BEARING, Ball, Upper End Cap
6	15-72538A1	SHIM, Upper End Cap (.005-10)
7	10-824941	SCREW, Upper End Cap (0.75 Inch)
8	1017-8360A1	COVER ASSEMBLY, Cylinder Block
9	22-328022	PLUG, Pipe (.125-27), Cylinder Block Cover Comment: (Manual Only)
10	27-437772	GASHET, Cylinder Block Cover
11	10-8M0214943	SCREW, Cylinder Block Cover (1 Inch)
12	46933A7	CABLE ASSEMBLY
14	90435	MOUNT, Rubber - Cylinder Block Cover
15	11-8M0207775	NUT, (1/4-28X7/32), Rubber Mount
16	18827A1	COVER ASSEMBLY, Transfer Port
17	27-279361	GASKET, Transfer Port Cover
18	10-20540	SCREW, Transfer Port Cover (0.625 Inch)
19	1158-6635T1	END CAP ASSEMBLY, Lower
20	25-20081	O-RING, Lower End Cap
21	26-41953	SEAL, Lower End Cap
22	30-63742T	BEARING, Ball, Lower End Cap
23	15-20085A1	SHIM SET, Lower End Cap (.005-10)
24	10-29256	SCREW, (.312-18 x .875), Lower End Cap
25	90435	MOUNT, Rubber - Crankcase
26	11-8M0207775	NUT, (1/4-28X7/32), Rubber Mount
28	27-854913	GASKET, Cylinder Block to Baffle Plate
29	90421T01	PLATE, Baffle - Exhaust Manifold
30	27-854924	GASKET, Baffle Plate to Exhaust Cover
31	77381	COVER, Exhaust Manifold
32	10-38837	SCREW, (.312-18 x 1.12), Manifold Cover to Cylinder Block
33	86-45915	TERMINAL BLOCK Comment: (Electric Only)
34	10-62568	SCREW, (#10-16 x .375), Terminal Block Comment: (Electric Only)
35	10-72169	SCREW, (#10-24 x .50), Terminal Block Comment: (Electric Only)
36	87-16775A1	TEMPERATURE SWITCH, 300 Tan and Green Comment: (Electric Only)

▶Exhaust Plate and Shift Linkage (30 parts)

Ref	OEM Part #	Part Name
-	27-85491A90	GASKET SET
1	42819A2	PLATE ASSEMLBY, Exhaust Extension
2	23-27132	BUSHING, Exhaust Extension Plate
3	12-38453	WASHER, Nylon - Water Inlet Tube
4	26-38452	SEAL, Rubber - Water Tube
5	79799	HOUSING, Water Inlet Tube Seal
6	27-797971	GASKET, Housing
7	10-79798	SCREW, (#10-32 x 1.380), Housing to Exhaust Plate (1.375 Inch)
8	27-796501	GASKET, Powerhead
9	76632A4	SHIFT SHAFT ASSEMBLY, Upper Long Shaft
10	8M0221994	BARREL, Nylon - Upper Shift Shaft
11	74739A3	ACTUATOR ASSEMBLY, Shift Control
12	24-37934	SPRING, Shift Cable
13	10-38069	SCREW, Spring to Actuator
14	37932	BEARING, Nylon - Shift Control Actuator
15	10-36137	SCREW, (.250-28 x 1.00), Bearing to Shift Control Actuator
16	13-21272	LOCKWASHER, (.250), Bearing Screw
17	37935	RAIL, Shift Control Bearing
18	10-69028	SCREW, (.250-28 x .750) Stainless Steel, Rail to Exhaust Manifold Cover
19	13-26992	LOCKWASHER, (.250) Stainless Steel, Rail Screw
20	59037A2	LEVER, Throttle and Shift Cables
21	17-239281	PIN, Roll - Quick Disconnect Lever
22	24-38005	SPRING, Quick Disconnect Lever
23	23-37927	BUSHING, Nylon, Nylon - Quick Disconnect Lever
24	37926	RETAINER, Nylon Bearing
25	10-37923	SCREW, (.250-28 x 1.250), Bearing Retainer
26	27-385011	GASKET, Exhaust Extension Plate
27	38156	SEAL, Rubber - Exhaust Extension Plate
28	99136	STRIP, Rubber Seal
29	10-37571	SCREW, (.190-32 x .500), Retaining Strip

▶Flywheel, Ignition Coil and Switch Box (29 parts)

Ref	OEM Part #	Part Name
1	19-45907	PLUG, Yellow, Flywheel
2	11-8M0214915	NUT, (.625-18), Flywheel
3	12-33001	WASHER, (.641 x 1.250 x .190), Flywheel Nut
4	248-8722A17	FLYWHEEL ASSMEBLY Comment: (Electric)
5	10-32417	SCREW, (.250-28 x .625), Flexible Plate to Flywheel
6	50-88755	RATCHET, Flywheel (Manual)
7	10-68997	SCREW, (.312-24 x .750), Ratchet to Flywheel (Manual)
8	398-832075A20	STATOR Comment: (Electric)
9	10-75840	SCREW, (#10-24 x .880), Stator to Upper End Cap
10	96452A4	TRIGGER ASSEMBLY
13	84-88721A1	HARNESS ASSEMBLY, Switch Box to Ignition Coil
14	339-832757A4	COIL ASSEMBLY, Ignition
15	10-32,11-45076	NUT, Brass, Ignition Coil Terminals
16	84-60466A19	CABLE ASSEMBLY, Coil to Switch Box
17	87554	COVER, Ignition Coil
18	10-88856	SCREW, (.190-32 x 2.00), Coil Cover Comment: (10-32 X 2 Inch)
19	12-30164	WASHER, (.192 x .375 x .0312) Stainless Steel, Coil Cover Screw
20	84-813715A5	LEAD ASSEMBLY, Spark Plug
21	85-63709A1	BOOT/TERMINAL KIT
22	332-2854T01	BOOT, Ignition Coil
23	33-14103550	SPARK PLUG, (NGK-BUZHW) Comment: (Belgium and Canada Models)
24	332-5772A7	SWITCHBOX ASSEMBLY
25	10-20619	SCREW, (#12-24 x 1.25), Switch Box and "J" Clip to Plate
26	54-8M0024808	J CLIP, Switch Box Leads
27	10-32,11-45076	NUT, Brass, Switch Box Terminals
28	88322	PLATE, Switch Box
29	10-54615	SCREW, (.250-20 x .625), Switch Box Plate to Cylinder Block
30	86-638131	TERMINAL BLOCK
31	10-62568	SCREW, (#10-16 x .375), Terminal Block

▶Fuel Pump (31 parts)

Ref	OEM Part #	Part Name
-	27-85491A90	GASKET SET
1	14360A78	PUMP ASSEMBLY, Fuel
2	21-857005A1	DIAPHRAGM KIT
3	NSS	NOT SOLD SEPARATE, Check Valve - Rubber
4	NSS	NOT SOLD SEPARATE, Gasket - Boost
5	NSS	NOT SOLD SEPARATE, Diaphragm
6	NSS	NOT SOLD SEPARATE, Gasket - Pulse
7	NSS	NOT SOLD SEPARATE, Spring
8	NSS	NOT SOLD SEPARATE, Cap
9	NSS	NOT SOLD SEPARATE, Disc - Rubber
10	NSS	NOT SOLD SEPARATE, Retainer
13	27-8M0204705	GASKET, Base
14	144303	BASE, Fuel Pump
15	98775A4	PLATE, Fuel Pump
16	22-390721	PLUG, (1/8 Inch Brass)
17	22-99498	FITTING
18	10-4000310	SCREW, (M5 x 40), Fuel Pump
19	10-16452	SCREW, (#12-24 x 2.00), Fuel Pump to Crankcase
20	32-8M0108349	TUBING
21	35-816296Q2	FILTER, Fuel
22	54-816311T	TIE STRAP, Fuel Tubing
23	22-816856Q3	CONNECTOR, Fuel Comment: (Plastic Connector)
24	25-15102001	GROMMET, Fuel Connector Comment: (Plastic Connector)
25	10-69029	SCREW, (.250-28 x 1.750), Fuel Connector Comment: (Plastic Connector)
26	12-71055	WASHER, Fuel Connector Screw Comment: (Metal Connector)
27	11-36069	NUT, Fuel Connector Screw Comment: (Plastic Connector)
28	22-64705	FITTING, Fuel Line
29	32-8M0108355	LINE, (57.00 Inches Bulk)
30	54-633001	CLAMP, Fuel Filter
31	54-8M0024808	J CLIP, Fuel Line
32	32-18164	HOSE

▶Gear Housing(Driveshaft) (51 parts)

Ref	OEM Part #	Part Name
-	27-85491A90	GASKET SET
1	1643-9539T8	GEAR HOUSING ASSEMBLY Comment: (Gray)
2	22-85822A10	CONNECTOR ASSEMBLY, Speedometer
3	17-8M0084726	PIN, Dowel (.187 x .530), Gear Housing
4	16-33778	STUD, Water Pump/Base (2.625 Inch)
5	16-8M0034453	STUD, (.437-14/.437-20 x 2.190), Gear Housing
6	31-62091T	BEARING, Roller, Driveshaft
7	72849A1	SCREEN ASSEMBLY, Water Intake
8	10-36070	SCREW, (#10-32 x 1.250), Water Intake Screen to Gear Housing
9	10-32,11-859124	NUT, Stainless Steel, Water Intake Screen Screw
10	92815	PLATE, Support - Exhaust Tube
11	37721001	SEAL, Exhaust Tube
12	43-98097T	GEAR, Pinion, Driveshaft
13	11-55910	NUT, (.437-20), Pinion Gear to Driveshaft
14	27-19552	GASKET, Water Pump Base
15	25-26722	O-RING
16	46-77177A1	BASE ASSEMBLY, Water Pump
17	26-79831	SEAL, Oil
18	26-90562	SEAL, (1.254 x .312)
19	17-35973	PIN, Dowel
20	27-19553	GASKET, Lower
21	32768	FACE PLATE
22	27-19551	GASKET, Upper
23	47-89983T	IMPELLER
24	28-8M0032837	KEY, Impeller Drive
25	46-77822A1	BODY ASSEMBLY, Water Pump
26	48753	INSERT
27	26-38452	SEAL, Rubber
28	12-38453	WASHER, Nylon
29	12-8M0204649	WASHER, (.281 x .500 x .060) Stainless Steel, Water Pump Body and Base Studs
30	11-8267119	NUT, (.250-28), Water Pump Body and Base Studs
31	25-20273	O-RING, Rubber
32	78654A1	SEAT ASSEMBLY, Driveshaft
33	86304	SEAL, Splined - Driveshaft
34	10-79953Q04	SCREW, (.375-16 x .250), Grease Filler
35	22-8M0058389	SCREW, Magnetic, Drain
36	12-191833	WASHER, Fiber, Filler/Drain Screw
37	88181	SLEEVE, Lubrication - Driveshaft
38	15-92881A1	SHIM SET, Bearing to Gear Housing(.002-3-5-10-20)
39	31-8M0166756	BEARING ASSEMBLY, Roller, Tapered - Driveshaft
40	45-98180	DRIVESHAFT ASSEMBLY Comment: (Long Shaft)
41	24-20254	SPRING, Compression - Driveshaft
42	17-30545	PIN, Driveshaft
43	76063A1	SHAFT ASSEMBLY, Shift
44	53-29641	E RING, Shift Shaft
45	25-25439	O-RING, (.862 x .103), Shift Shaft Bushing
46	23-77631A2	BUSHING ASSEMBLY, Shift Shaft
47	26-8M0204708	SEAL, Oil, Shift Shaft Bushing
48	12-77674	WASHER, Rubber - Shift Shaft Bushing
49	78036	BASE, Reverse Locking Comment: (Non Power Trim)
50	43308T1	CAM, Reverse Locking Comment: (Non Power Trim)

▶Gear Housing, Propeller Shaft (34 parts)

Ref	OEM Part #	Part Name
-	27-85491A90	GASKET SET
1	1643-9539T8	GEAR HOUSING ASSEMBLY Comment: Gray
51	760394	CAM, Shift Control
52	15-38374A1	SHIM SET, Bearing Cup to Gear Housing (.002-3-5-10)
53	31-38356A1	BEARING SET
54	43-55608T4	GEAR ASSEMBLY, Forward
55	31-21739	BEARING, Roller, Foward Gear
56	38441	FOLLOWER, Cam
57	20843	SLIDE, Cross Pin
58	24-38114	SPRING, Retaining - Cross Pin
59	52-92911T	RATCHET, Sliding Clutch
60	17-8M0020942	PIN, Cross, Ratchet to Propeller Shaft
61	24-39845	SPRING, Compression - Cam Follower
62	44-75365	PROPELLER SHAFT
63	43-79158T	GEAR, Reverse
64	12-32004	WASHER, Thrust - Reverse Gear
65	30-20839T	BEARING, Ball, Reverse Gear
66	25-31986	O-RING, Bearing Carrier
67	69386T1	CARRIER ASSEMBLY, Bearing
68	31-21700	BEARING, Needle, Bearing Carrier
69	26-8M0205511	SEAL, Oil, Bearing Carrier
70	26-8M0203757	SEAL, Oil, Bearing Carrier
71	28-30281	KEY, Locating - Bearing Carrier
72	14-53012	TAB WASHER, Gear Housing Cover
73	11-87763	NUT, Gear Housing
74	97-31640Q4	TRIM TAB ASSEMBLY, Gear Housing
75	10-66024	SCREW, (.437-14 x 1.75), Trim Tab to Gear Housing
76	12-8M0214963	WASHER, (.406 x .750 x .104), Driveshaft Housing Stud (0.375 Inch)
77	11-8M0204726	NUT, (.375-24), Driveshaft Housing Stud
78	12-65791	WASHER, Housing to Stud (0.437 Inch)
79	11-8M0204653	NUT, (.437-20) Stainless Steel, Stud
80	73345A1	THRUST HUB, Front
81	14-8M0214942	TAB WASHER, Propeller Nut
82	11-69578Q1	PROP NUT KIT

▶Hydraulic Pump Assembly(Electric Handle) (16 parts)

Ref	OEM Part #	Part Name
-	92975A32	PUMP ASSEMBLY, Hydraulic
1	25-48171	O-RING, (.364. x .070), Hydraulic Pump
2	92975A32	VALVE BODY AND GEAR ASSEMBLY
3	10-69570	SCREW, (#10-16 x .750), Valve Body to Reservoir
4	392-7735	SEAL, Reservoir to Valve Body and Gear
5	392-7731	RESEROVIR ASSEMBLY, Plastic
6	392-7732	WASHER, Thrust - Armature
7	392-7729	ARMATURE, Field and Frame
8	392-8261	FIELD AND FRAME ASSEMBLY
9	392-7730	BALL, Commutator End Plate
10	392-8262	PLATE ASSEMBLY, Commutator End
11	392-8989	BRUSH KIT, Commutator End Plate
12	392-2529	SPRING SET, Brush Tension
13	392-7733	BOLT SET, Through - Plate and Frame to Reservoir
14	392-7727	COUPLER AND SHAFT
15	392-7728	FILL PLUG, Reservoir

▶Miscellaneous Parts/Accessories (2 parts)

Ref	OEM Part #	Part Name
-	27-85491A90	GASKET SET
--	90-44564890	OWNERS GUIDE, Gray

▶Mounting Hardware(Electric Handle) (9 parts)

Ref	OEM Part #	Part Name
1	10-62882	SCREW, (.500-20 x 3.250), Bracket to Shock Pin Comment: (3.25 Inch)
2	23-89952	SPACER, Mounting Bracket Screw Comment: (0.333 Inch I.D.)
3	23-62884	SPACER, Mounting Bracket Screw Comment: (0.75 Inch I.D.)
4	17-62887	PIN, Trim Cylinders to Swivel Bracket
5	12-8M0204695	WASHER, (1.50 x .766 x .125), Trim Cylinder Pin Comment: (0.75 Inch I.D.)
6	12-8M0204665	WASHER, (.530 x .870 x .105) Stainless Steel, Trim Cylinder Pin Comment: (0.50 Inch I.D.)
7	11-826709117	NUT, (.500-20), Trim Cylinder Pin
8	55-28416	PIN, Upper Shock Mounting
9	12-34937	WASHER, (.766 x 1.312 x .125), Shock Pin

▶Power Trim Components (43 parts)

Ref	OEM Part #	Part Name
1	99659A22	MANIFOLD ASSEMBLY Comment: (Gray)
2	22-56800	PIPE PLUG, Manifold
3	41493A6	TRIM CYLINDER ASSEMBLY Comment: (Gray)
4	41492A1	GUIDE ASSEMBLY
5	25-41478A1	REPAIR KIT
6	41482A3	CHECK VALVE KIT
7	1100-8M0021648	GUIDE ASSEMBLY, Trim Rod
8	43397A7	PISTON ASSEMBLY, Port
9	35-12184A1	TRIM FILTER ASSEMBLY
10	878414T01	PISTON/ROD ASSEMBLY, Power Trim, Starboard
11	17-821539	PIN, Groove, Trim Cylinder - Upper
12	893929A01	VALVE ASSEMBLY
12A	53-815949001	E RING
13	10-4000327	SCREW, (M6 x 14), Cover
14	12-4002315	WASHER, Cover Screw
15	99642	COVER, Manifold
16	25-48462A4	O-RING KIT
17	19-99609A1	PLUG ASSEMBLY
18	99641A1	SHAFT ASSEMBLY
19	22-56800	PIPE PLUG, Shaft
20	10-4008820	SCREW, (M6 x 20), Pump and Motor
21	13-400256	LOCKWASHER, (M6)
22	826729A10	PUMP AND MOTOR
23	99625002	SHAFT, Upper
24	97-818298Q1	ANODE ASSEMBLY
25	10-4000332	SCREW, (M6 x 35), Anode
26	12-8M0204649	WASHER, (.281 x .500 x .060) Stainless Steel, Anode Screw
27	8M0045383	STRIKER PLATE, Trim Shaft
28	13-58643	LOCKWASHER, (.375)
29	11-46335	NUT, (.375-24)
30	84-17201A3	HARNESS ASSEMBLY, Control, Power Trim Comment: (2 Wire)
31	84-87379A14	WIRE ASSEMBLY, (2.750 Inches), Red Comment: (2.75 Inch)
32	8M0185622	SOLENOID, Starter
33	10-41508	SCREW, (.250-20 x .500) Stainless Steel, Starter Solenoid
34	8-32,11-26419	NUT, Brass, Solnoid Terminal
35	17-878267	PIN, Groove, Trim Cylinder (Lower)
36	11-94330	NUT, (.250-20) Brass, Solenoid Terminal
37	85-97861	INSULATOR, Starter Solenoid
38	54-22875	CLIP, Pump Wire
39	8M0084613	C WASHER, Clip Screw
40	10-69079	SCREW, (#10-16 x .440), Clip to Transom Bracket
41	10-4000377	SCREW, (M10 x 30), Manifold
42	13-400258	LOCKWASHER, (M10) Stainless Steel, Manifold Screw

▶Power Trim Components(Electric Handle) (35 parts)

Ref	OEM Part #	Part Name
--	25-48171	O-RING, (.364. x .070), Manifold Plate (See Reference. #2)
1	92975A32	PUMP ASSEMBLY, Hydraulic
2	25-48171	O-RING, (.364. x .070), Manifold Plate
3	10-79953Q04	SCREW, (.375-16 x .250), Filler - Hydraulic Pump
4	12-191833	WASHER, Fiber, Sealing Filler Screw
5	10-62269	SCREW, (#10-32 x .437), Vent - Hydraulic Pump Hydraulic Pump
6	45336	PLATE, Manifold
7	45197A2	VALVE ASSEMBLY, Control
8	25-45254	O-RING, Control Valve Comment: (0.75 Inch O.D.)
9	25-48171	O-RING, (.364. x .070), Control Valve Comment: (0.50 Inch O.D.)
10	25-45253	O-RING, Control Valve Comment: (0.625 Inch O.D.)
11	10-56500	SCREW, (.250-28 x 1.250), Valve and Manifold Plate to Pump Comment: (1.25 Inch)
12	22-46008	PLUG, Control Valve Comment: (0.50-20 Inch)
13	84-79147A3	HARNESS ASSEMBLY
14	88-8M0207796	FUSE, 20 Ampere
15	84-95084A3	CABLE ASSEMBLY, Fuse
16	45377T	BRACKET, Mounting
17	10-35386	SCREW, (.312-18 x 1.00), Mounting Bracket to Hydraulic Pump
18	88-79023T90	FUSE ASSEMBLY, 90 Ampere
19	11-21908	NUT, (.312-18) Cad Plated, Mounting Bracket Screw
20	10-31830	BOLT, (.375-24 x 1.75), Hydaulic Pump to Boat
21	11-46335	NUT, Hydaulic Pump Book
22	94279	BRACKET, Mounting - Starter Solendied
23	10-48060	SCREW, (.250-14 x .625), Mounting Bracket to Hydraulic Pump
24	10-32,11-8M0204718	NUT, , Mounting Bracket to Hydraulic Pump through Bolt
25	8M0185622	SOLENOID, Starter
26	12-96457	WASHER, Phenolic (.27 x .81 x .062), Fuse Terminal
27	8-32,11-26419	NUT, Brass, Solenoid Terminal
28	13-26992	LOCKWASHER, (.250) Stainless Steel, Solenoid Terminal
29	11-94330	NUT, (.250-20) Brass, Solenoid Terminal
30	85-861680	BOOT, Rubber Starter Solenoid Terminal
31	10-41508	SCREW, (.250-20 x .500) Stainless Steel, Starter Solenoid to Mounting Bracket
32	94275	LINK, Soleniod to Solenoid
33	84-79139A13	CABLE ASSEMBLY, Battery Comment: (Positive)
34	11-21825	NUT, (.250-28), Fuse Terminal

▶Power Trim Cylinder Repair Kits(Electric Handle) (1 parts)

Ref	OEM Part #	Part Name
-	92188A2	REPAIR KIT

▶Power Trim Pump(Eaton Rectangular Motor) (9 parts)

Ref	OEM Part #	Part Name
-	826729A10	PUMP AND MOTOR
1	12659	FRAME AND FIELD KIT
2	12665	SPRING KIT, Brush
3	13506	BRUSH CARD KIT
4	12662	PUMP AND END FRAME KIT
5	126631	SEAL KIT, Pump
6	12660	END FRAME KIT
7	12661	ARMATURE KIT
8	12664	THRU BOLT KIT

▶Starter Motor Assembly (14 parts)

Ref	OEM Part #	Part Name
-	50-898265005	STARTER MOTOR ASSEMBLY
1	90643	DRIVE KIT
2	685753	DRIVE ASSEMBLY
3	75660	PLATE, Drive End
4	10-75379	BOLT, Through
6	75382	ARMATURE
7	898265016	BRUSH/SPRING KIT
8	23-57387	BUSHING, Insulating
9	12-38013	WASHER, Input Stud
10	13-26992	LOCKWASHER, (.250) Stainless Steel, Input Stud
11	11-20890	NUT, (.250-20), Input Stud
12	898265014	HOLDER, Brush
13	10-68586	SCREW, Brush and Holder
14	75383	END CAP, Commutator

▶Starter Rewind (32 parts)

Ref	OEM Part #	Part Name
-	89016A3	STARTER ASSEMBLY, Rewind
1	11-20166	NUT, Sheave Shaft (Left Hand Thread)
2	14-61004	TAB WASHER, Sheave Shaft Nut
3	890162	HOUSING, Starter
4	50-44255A1	SHEAVE ASSEMBLY, Starter
5	44508	PAWL, Starter
6	10-54523	SCREW, (.312-18 x 1.00), Starter Housing
7	13-20202	LOCKWASHER, Starter Housing Screw
8	37691	PLATE, Cable Guide
9	10-358811	SCREW, (#6-32 x .250), Drive - Cable Guide Plate
10	61002	PLATE, Starter Rewind
11	24-39502T02	SPRING
12	23-87649	BUSHING, Spring Guide
13	24-87651	SPRING, Starter Pawl
14	53-87706	E RING, Starter Pawl
15	23-63061	SPACER, Sheave Shaft
17	94962	LEVER
18	13-20160	WAVE WASHER
19	87656	SHEAVE SHAFT
20	47341A11	ROPE AND HANDLE KIT, Manual/Emergency Start, For Manual Starting
21	85174A1	HANDLE ASSEMBLY
22	76568	CABLE, Interlock Comment: (Also Used on Electric Tiller Handle Models)
23	10-69022	SCREW, (#10-32 x .500) Stainless Steel, Interlock Cable Attaching Comment: (Also Used on Electric Tiller Handle Models)
24	12-73288	WASHER, Interlock Cable Screw Comment: (Also Used on Electric Tiller Handle Models)
25	428201	CAM, Interlock
26	10-76138	SCREW, (.312-18 x 1.120), Interlock Cam (1.125 Inch)
27	24-761401	SPRING, Interlock Cam Screw
28	79371	ACTUATOR, Interlock
29	10-76137	SCREW, Interlock Actuator (1.625 Inch)
30	24-76139	SPRING, Interlock Actuator Screw
31	18-26811	COTTER PIN, Interlock Cable to Actuator
32	12-35559	WASHER, Starter Rewind

▶Steering Handle Assembly (48 parts)

Ref	OEM Part #	Part Name
--	52148A1	CO-PILOT KIT
1	48416	CAP, Steering Handle Grip
2	11-826709109	NUT, (.250-28), Steering Handle Arm
3	12-69056	WASHER, (.255 x .625 x .0312), Steering Handle Arm
4	58192A1	GRIP, Steering Handle Arm
5	48414	HOUSING, Drive Wheel
6	48516A1	DRIVE WHEEL/ROD ASSEMBLY
7	48405A2	ARM ASSEMBLY
8	48519	PLATE, Cover - Drive Wheel
9	27-48518	GASKET, Cover Plate
10	10-72169	SCREW, (#10-24 x .50), Drive Wheel Cover Plate
11	785511	CONDUIT, Cable
12	48520	CABLE, Throttle
13	89613	CONNECTOR, Control Linkage
14	10-824081	SCREW, Set - Throttle Cable Guide Tube
15	8M0026078	GUIDE TUBE, Throttle Cable Guide
16	8M0204660	GUIDE, Throttle Cable
17	20007	ANCHOR, Throttle Cable
18	8-32,10-8M0204644	SET SCREW, , Throttle Cable Anchor
19	48404T8	BRACKET, Handle
20	48416	CAP, Handle Bracket
21	10-823597	SCREW, Handle Bracket
22	12-48477	WASHER, Handle Bracket Comment: (.505 I.D.)
23	12-48526	WASHER, Nylon - Handle Bracket Comment: (.630 I.D.)
24	23-28919	BUSHING, Nylon - Handle Bracket Comment: (0.625 Inch I.D.)
25	23-48525	SPACER, Handle Bracket
26	12-38000	WASHER, Nylon - Handle Bracket Comment: (1.078 Inch O.D.)
27	13-48478	WAVE WASHER, Handle Bracket
28	12-49636	WASHER, Nylon - Handle Bracket Comment: (1.75 Inch O.D.)
29	11-82671317	NUT, (.500-20), Handle Bracket Screw
30	10-35786	SCREW, (.375-24 x 1.00), Bracket to Engine
31	14-43589	TAB WASHER, Bracket Screw
32	78812A1	DETENT, Shift Lever
33	10-48409	SCREW, (#10-16 x .625) Stainless Steel, Shift Lever Detent
34	485681	SHIFT LEVVER
35	23-48237	BUSHING, Nylong - Shift Lever Comment: (0.375 Inch I.D.)
36	12-34931	WASHER, (.406 x .734 x .063) Stainless Steel, Shift Lever
37	11-8M0204726	NUT, (.375-24), Shift Lever
38	8128061	SHIFT ROD
39	48419T	ROD END, Shift Rod
40	23-48475	BUSHING, Nylon - Shift Rod Comment: (0.25 Inch I.D.)
41	12-35950	WASHER, (.273 x .437 x .031) Stainless Steel, Shift Rod
42	18-25191	COTTER PIN, Shift Rod
43	98530	KNOB, Shift Lever
44	87-11083A11	SWITCH ASSEMBLY, Stop
45	8M0032846	RETANER, Stop Switch
46	15920Q54	LANYARD ASSEMBLY
47	54-648552	CLAMP, Stop Switch

▶Swivel Bracket and Reverse Lock(Non Power Trim) (30 parts)

Ref	OEM Part #	Part Name
-	27-85491A90	GASKET SET
1	1490-8599A6	SWIVEL BRACKET Comment: (Long Shaft)
2	26-32911	SEAL, Oil, Swivel Bracket
3	22-8M0169589	FITTING, Grease
4	26-22734	SEAL, Oil, Swivel Bracket
5	69540A4	SWIVEL PIN ASSEMBLY, One Piece Steering Arm Comment: (Long Shaft)
6	30711	BUMPER, Steering Arm
7	10-66897	BOLT, (.437-20 x 5.250), Upper MOunt to Swivel Pin (5.25 Inch)
8	12-47606	WASHER, Swivel Pin - Lower
9	76535T	BRACKET, Ride - Guide Comment: (Manual/Electric without Tiller Handle)
10	10-34352	SCREW, (.375-24 x .875), Bracket Comment: (Manual/Electric without Tiller Handle)
11	76533	STRAP, Bracket Screw Comment: (Manual/Electric without Tiller Handle)
12	12-25176	WASHER, Swivel Pin to Bottom Yoke (.060)
13	77416T6	YOKE, Bottom Comment: (Gray)
14	53-77415	RETAINING RING, Bottom Yoke
15/16	99431A1	TILT LOCK Comment: (Handle Models)
17	25-627021	O-RING, (.301 x .070), Tilt Lock
18	79659	COUPLING, Tilt Lock
19	18-47959	COTTER PIN, Tilt Lock Tube
20	56349	SHAFT, Reverse Lock Pivot
21	23-69132	BUSHING, Reverse Pivot Shaft
22	18-45882	COTTER PIN, Reverse Lock to Shaft
23	24-78203A2	SPRING, Reverse Lock Tension
24	14664A3	REVERESE LOCK
25	43416	PUSH ROD, Reverse Lock Comment: (Long Shaft)
26	12-8M0042642	WASHER, (.323 x .563 x .063) Stainless Steel, Push Rod
27	24-44297	SPRING, Push Rod
28	89813	ROD END, Push Rod
29	11-82670911	NUT, (.312-24) Stainless Steel, Push Rod
30	933361	GUIDE, Push Rod

▶Swivel Bracket and Steering Arm (20 parts)

Ref	OEM Part #	Part Name
-	27-85491A90	GASKET SET
1	1499-8710T21	SWIVEL BRACKET ASSEMBLY Comment: (Gray)
2	26-87735	SEAL, Oil, Swivel Bracket (Lower)
3	23-818764	BUSHING, Swivel Bracket (Lower and Upper)
4	25-33466	O-RING, Swivel Bracket (Upper)
5	23-67668	SPACER, Swivel Bracket (Upper)
6	22-8M0169589	FITTING, Grease, Grease
7	23-821207	BUSHING, Swivel Bracket
8	10-64014	SCREW, (.250-28 x .500), Swivel Bracket
9	10-99621	SCREW, (.437-20 x 6.620), Steering Arm to Upper Mount
10	28203	BUMPER, Top Yoke
11	13-78854	WAVE WASHER, Bottom Yoke
12	42961T6	YOKE, Bottom Comment: (Gray)
13	53-67684	RING, Retaining, Bottom Yoke
14	12-67670	WASHER, Thrust - Swivel Bracket
15	99661A2	SWIVEL PIN ASSEMBLY
16	92876A12	LINK ASSEMBLY, Steering
17	10-849838	SCREW, (.375-24 x 1.25), Steering Link to Steering Arm
18	11-8M0204726	NUT, (.375-24), Steering Link Screw
19	12-34931	WASHER, (.406 x .734 x .063) Stainless Steel, Steering Link to Steering Arm

▶Throttle Control Linkage (40 parts)

Ref	OEM Part #	Part Name
1	72040T	BRACKET, Throttle Actuator
2	10-53576	SCREW, (.312-18 x 1.125), Throttle Actuator Bracket Comment: (1.125 Inch)
3	13-8M0204647	LOCKWASHER, (.312), Throttle Actuator Bracket Screw
4	815603A1	ACTUATOR, Throttle
5	10-21449	SCREW, (.312-24 x 2.00), Bracket to Throttle Actuator
6	12-25893	WASHER, Bracket Screw
7	13-62172	WAVE WASHER, Bracket Screw
8	11-29250	NUT, (.312-24), Bracket Screw
9	57440	SWIVEL, Link Rod to Throttle Actuator
10	72043	LINK ROD
11	57440	SWIVEL, Link Rod to Throttle Arm
12	76560	ARM, Throttle
13	10-25158	SCREW, (.190-32 x 1.75), Adjusting - Throttle Arm
14	10-32,11-68219	NUT, Stainless Steel, Adjusting Screw
15	48039	CAP, Adjusting Screw
16	39483	LATCH, Throttle Arm
17	10-69026	SCREW, (.250-28 x .880), Latch to Throttle Arm
18	24-20099	SPRING, Compression - Latch Screw
19	11-826709109	NUT, (.250-28), Latch Screw
20	815607A1	LEVER, Spark Advance
21	10-818165	SCREW, (.375-16 x 1.75), Lever and Arm to Cylinder Block Comment: (1.75 Inch)
22	23-55164	BUSHING, Lever and Arm Screw
23	23-55171	BUSHING, Lever and Arm Screw
24	24-55162	SPRING, Return - Spark Advance Lever
25	12-68410	WASHER, Lever and Arm Screw
26	10-25158	SCREW, (.190-32 x 1.75), Adjusting - Spark Advance Lever
27	10-32,11-68219	NUT, Stainless Steel, Adjusting Screw
28	48039	CAP, Adjusting Screw
29	76056	LINK ROD, Spark Advance Comment: (2.50 Inch Long)
30	74897T	PIVOT, Threaded - Link Rod to Trigger
31	77013A1	SWIVEL, Link Rod to Spark Advance Lever
32	13-29402	WAVE WASHER, Swivel
33	23-26856	BUSHING, Link Rod Swivel
34	12-73288	WASHER, Link Rod Swivel
35	11-45774	NUT, Link Rod Swivel
36	66778T	PLATE, Throttle Actuator
37	10-46420	SCREW, (#10-24 x .500), Plate to Throttle Actuator Comment: (.50 Inch Length)
38	10-23015	SCREW, (.190-32 x 1.00), Adjusting - Plate
39	10-32,11-68219	NUT, Stainless Steel, Adjusting Screw
40	48039	CAP, Adjusting Screw

▶Transom Bracket(Power Trim) (21 parts)

Ref	OEM Part #	Part Name
1	3401-8718F8	BRACKET ASSEMBLY, Transom, Starboard - Gray
2	3400-8716A9	BRACKET ASSEMBLY, Transom, Port - Gray
3	22-8M0169588	FITTING, Grease, Port Tramsom Bracket
4	99170A2	TILT TUBE
5	11-859133	NUT, Tilt Tube Comment: (Gray)
6	25-45711	O-RING, (.612 x .103), Tilt Tube
7	13-88750	WASHER, Tilt Tube
8	11-858869	NUT, (.875-14), Tilt Tube (7.57)
9	10-8M0149747	SCREW, (.500-20 x 4.500), Mounting Bracket to Tramsom
10	12-8M0204648	WASHER, (1.5 x 3.05 x 0.13) Stainless Steel, Mounting Bracket Bolt
11	11-91962	NUT, (.500-20), Mounting Bracket Bolt
12	10-96930A1	BOLT ASSEMBLY, Tilt Lock
13	11-23161	NUT, (.375-24), Bolt
14	8M0115104	LEVER ASSEMBLY, Tilt Lock
15	13-99611	WAVE WASHER, Tilt Lever
16	23-65830	NYLINER, Tilt Lever
17	99633	KNOB, Tilt Lock Lever Comment: (Gray)
18	17-99615	PIN, Groove
19	24-99622	SPRING
20	17-99604	PIN, Groove
21	11-8M0041651	NUT, (.875-14)

▶Trim Cylinders and Hoses(Electric Handle) (52 parts)

Ref	OEM Part #	Part Name
1	92194A20	TRIM CYLINDER Comment: (Gray)
2	22-8M0169589	FITTING, Grease, Trim Cylinder
3	10-45265	SCREW, (#10-32 x .3125), Bleed
4	25-45016	O-RING, Bleed Screw
5	10-92050	SCREW, (.500-20 x 1.500), Trim Cylinder Comment: (1.50 Inch)
6	12-8M0204648	WASHER, (1.5 x 3.05 x 0.13) Stainless Steel, Trim Cylinder Bolt
7	23-45280	SPACER, Trim Cylinder - Lower
8	23-94907A1	BUSHING, Rubber - Trim Cylinder
9	89108A3	BRACKET, Trim Cylinder Comment: (Port)
10	26-70608	SEAL, Oil, Port Bracket
11	89290	PLUNGER, Limit Switch Actuating
12	24-95881	SPRING, Tension - Limit Switch Plunger
13	16-45282	STUD, (.312-24 x 16.620), Mounting Bracket
14	13-8M0204647	LOCKWASHER, (.312), Mounting Bracket Stud
15	11-28770	NUT, (.312-24) Stainless Steel, Mounting Bracket Stud
17	10-89673	SCREW, (.375-16 x 5.00), Mounting Bracket to Transom Comment: (5.00 Inch)
18	12-68410	WASHER, Mounting Bracket Bolt
19	11-82671112	NUT, Mounting Bracket Bolt
20	89111T	BRACKET, Trim Cylinder Comment: (Starboard)
21	10-45328	SCREW, (.437-20 x 3.560), Trim Cylinder to Mounting Bracket Comment: (3.563 Inch)
22	12-37807	WASHER, Trim Cylinder Screw Comment: (Starboard Only)
23	11-8M0143423	NUT, (.437-20), Trim Cylinder Screw
24	24-24390	SPRING, Tension - Adjusting Stud
25	16-8M0034461	STUD, (#10-32 x .930), Adjusting - Cut - Out Limit Switch
26	10-32,11-859124	NUT, Stainless Steel, Jam - Limit Switch Adjusting Stud
27	99897	CAM, Limit Switch Adjusting Stud
28	86967	PLATE, Retaining - Limit Switch Cam
29	10-68513	SCREW, (#10-32 x .375) Stainless Steel, Retaining Plate and Cam
30	10,13-26996	LOCKWASHER, Stainless Steel, Retaining Plate and Cam Screw
31	45326A2	SWITCH ASSEMBLY, Cut - Out Limit
32	23-45354	BUSHING, Rubber - Cut- Out Limit Switch
33	10-47255	SCREW, (#4-40 x .625), Cut - Out Limit Switch Comment: (0.563 Inch)
34	89272	COVER, Limit Switch
35	27-892731	GASKET, Limit Switch Cover
36	10-34994	SCREW, (#10-32 x 1.00) Stainless Steel, Limit Switch Cover Comment: (0.438 Inch)
37	12-38833	WASHER, Limit Switch Cover Screw
38	87774A1	COVER, Inlet - Transom
39	27-87775	GASKET, Inlet Cover
40	25-45507	GROMMET, Rubber - Inlet Cover
41	10-36070	SCREW, (#10-32 x 1.250), Inlet Cover to Boat
42	10,13-26996	LOCKWASHER, Stainless Steel, Inlet Cover Screw
43	10-32,11-68219	NUT, Stainless Steel, Inlet Cover Screw
44	32-88005	HOSE, Trim - Cylinder to Control Valve Comment: (5.375 Feet O.D.)
45	32-88006	HOSE, Lift - Cylinder to Control Valve Comment: (5.321 Feet O.D.)
46	25-12602002	GROMMET, Rubber Comment: (0.375 Inch I.D. - 0.875 Inch Long)
47	98876	STRAP
48	24-98875	SPRING
49	98878	PIN, Mounting Tube
50	63473	TUBE, Cushion
51	18-8M0214922	COTTER PIN, Mounting Tub Pin
52	18-45882	COTTER PIN, Tilt Pin Retaining
54	23-59623	SPACER, Mounting Bracket

100-Hour / Annual Service Checklist

Regular maintenance keeps your Mercury 45 (4 CYL.) running reliably season after season. Most of these tasks can be performed with basic tools and the factory service manual.

Replace water pump impeller and inspect wear plate
Change engine oil and oil filter (check drain plug washer)
Replace spark plugs and check ignition timing
Drain and refill lower unit gear oil; inspect for water contamination
Inspect fuel lines, primer bulb, and fuel filter for deterioration
Check and replace sacrificial anodes (zinc or aluminum)
Inspect propeller for damage; check shaft seal and cotter pin
Check valve clearance (refer to service manual for specifications)
Lubricate all grease points (steering, tilt tube, shift linkage)
Inspect control cables and throttle/shift linkage for smooth operation

Pro Tip: Always flush the engine with fresh water after saltwater use — even a quick 10-minute flush significantly extends component life.
Pro Tip: Use fuel stabilizer in the tank before winter storage, and fog the cylinders to prevent internal corrosion during extended periods of non-use.

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