Mercury 45 (4 CYL.) (5531630 THRU 0B110788) Parts & Diagrams

🔎 Mercury 45 (4 CYL.) Reference Library — Exploded parts diagrams (30 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
-	1301931	AUTO-BLEND
1	16612	TANK KIT, Oil
2	13996	HANDLE KIT
3	36-13986	CAP, OIL TANK
4	16614	HARDWARE KIT
5	19-13979	PLUG KIT, Drain
6	16611	DIAPHRAGM KIT
7	13990	BRACKET
8	13993	BAND
9	13983	BRACKET (LEFT)
10	13984	BRACKET (RIGHT)
11	16613	COVER
12	35-13985	FILTER/SENSOR KIT, Oil
13	13987	HORN KIT
14	84-13988	HARNESS ASSEMBLY
15	88-13989	FUSE (.5 AMP)
16	35-18089	FILTER KIT, Fuel
17	32-13992	VINYL TUBE
18	32-13995	TUBE KIT, Fuel
19	15387A1	STRAINER ASSEMBLY, Oil
20	21-16615	CHECK VALVE KIT
21	27-16616	GASKET KIT

▶BOTTOM COWL AND SUPPORT BRACKETS (49 parts)

Ref	OEM Part #	Part Name
1	2116-7715A5	BOTTOM COWL ASSEMBLY (LIGHT GRAY)- MARINER
2	88926F1	COVER, BOTTOM COWL - ELECTRIC
2A	948801	PLUG, BOTTOM COWL - MANUAL
3	10-45862	SCREW, (#10-32 x .875), ELECTRIC
3A	10-28636	SCREW, (.250-20 x .750), MANUAL
4	16-68169	STUD, BOTTOM COWL
5	11-35888	NUT, (.250-28) Stainless Steel, BOTTOM COWL STUD
6	22-782792	ELBOW, TELL TALE HOSE - CYLINDER BLOCK
7	32-7568058	HOSE, TELL TALE HOSE TO BOTTOM COWL (14")
8	69791	NOZZLE, TELL TALE HOSE TO BOTTOM COWL
9	23-90882	SLEEVE, TELL TALE NOZZLE
10	54-68424	CLAMP, TELL TALE 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	37637	BOOT, FUEL CONNECTOR
22	87-69508A31	SWITCH ASSEMBLY, Stop (MANUAL PUSH BUTTOM SWITCH)
23	87-99525A1	COVER ASSEMBLY
24	11-69844	NUT
25	84-62190A8	WIRE ASSEMBLY (ORANGE)
26	84-88238T01	CABLE ASSEMBLY (3-3/8")
27	10-62568	SCREW, (#10-16 x .375), GROUND STRAP
28	99150A5	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
33	87-33386A3	SWITCH ASSEMLBY, Mercury (ELECTRIC)
34	10-69235	SCREW, (.190-24 x .500), SWITCH TO FRONT BRACKET
35	17-36242	PIN, Roll, MERCURY SWITCH
36	86-45915	TERMINAL BLOCK
37	10-20411	SCREW, (.190-24 x .62)
38	10-69079	SCREW, (#10-16 x .440), HARNESS LEADS
39	87-74605A4	SWITCH ASSEMBLY, NEUTRAL START Comment: ELECTRIC TILLER HANDLE MODELS
40	10-64332	SCREW, (#4-40 x .750), SWITCH TO FRONT BRACKET Comment: ELECTRIC TILLER HANDLE MODELS
41	4-40,11-24832	NUT, , SWITCH SCREW Comment: ELECTRIC TILLER HANDLE MODELS
42	97411	ACTUATOR Comment: ELECTRIC TILLER HANDLE MODELS
43	24-88099	SPRING, INTERLOCK ACTUATOR Comment: ELECTRIC TILLER HANDLE MODELS
44	10-37892	SCREW, (.190-32 x 1.00), ACTUATOR TO FRONT BRACKET Comment: ELECTRIC TILLER HANDLE MODELS
45	12-22887	WASHER, ACTUATOR SCREW Comment: ELECTRIC TILLER HANDLE MODELS
46	23-88100	SPACER, ACTUATOR SCREW Comment: ELECTRIC TILLER HANDLE MODELS
47	10-32,11-859124	NUT, Stainless Steel, ACTUATOR SCREW Comment: ELECTRIC TILLER HANDLE MODELS

▶CARBURETOR ASSEMBLY(TILLOTSON) (43 parts)

Ref	OEM Part #	Part Name
-	1399-5137	DIAPHRAGM/GASKET KIT
1	1367-6517A61	CARBURETOR ASSEMBLY Comment: (ELECTRIC)
2	NSS	NOT SOLD SEPARATE, WELCH PLUG, BODY CHANNEL (LARGE)
3	NSS	NOT SOLD SEPARATE, PLUG, BODY CHANNEL
4	1395-9296A1	SHAFT ASSEMBLY, Choke
5	NSS	NOT SOLD SEPARATE, SPRING, RETURN - THROTTLE SHAFT
6	NSS	NOT SOLD SEPARATE, MAIN NOZZLE Comment: (NLA Per Service Bulletin 88-12)
7	814483	BAFFLE, FUEL BOWL
8	1395-9293	FLOAT
9	NSS	NOT SOLD SEPARATE, PIN, FLOAT RETAINING
10	1399-5127	BOWL, Fuel
11	NSS	NOT SOLD SEPARATE, GASKET, FUEL BOWL
12	1399-5415	SCREW, FUEL BOWL TO CARBURETOR
13	NSS	NOT SOLD SEPARATE, GASKET, FUEL BOWL SCREW
14	1395-9022	NEEDLE AND SPRING, Inlet
15	1399-1655	JET, MAIN FUEL (.055)
16	1395-5733	JET, Main (.092) Comment: SN# USA-5796396/Aus-8069215/Bel-9291996/Can-7165753 & Up
17	64677	VENTURI
18	1399-5194	VALVE, CHOKE RELIEF - ELECTRIC
19	1399-5414	SPRING, CHOKE RELIEF VALVE - ELECTRIC
20	1399-8665	SHUTTER, Choke Comment: (MANUAL)
22	NSS	NOT SOLD SEPARATE, SCREW, IDLE MIXTURE
23	NSS	NOT SOLD SEPARATE, SPRING, IDLE MIXTURE SCREW
24	NSS	NOT SOLD SEPARATE, GASKET, FUEL PUMP DIAPHRAGM
25	NSS	NOT SOLD SEPARATE, DIAPHRAGM, FUEL PUMP
26	1399-5129	BODY, FUEL PUMP
27	NSS	NOT SOLD SEPARATE, GASKET, FUEL PUMP ATTACHING
28	NSS	NOT SOLD SEPARATE, DIAPHRAGM, FUEL PUMP
29	1399-5131	BODY, STRAINER
30	1395-808612	SCREW, STRAINER BODY TO CARBURETOR
31	1399-5758	SCREEN, STRAINER
32	1399-5207	GASKET, STRAINER COVER
33	99941	COVER, INLET
34	NSS	NOT SOLD SEPARATE, SCREW, STRAINER COVER TO BODY
35	1399-2012	SHAFT, Throttle
36	8146791	LEVER, THROTTLE Comment: (LOWER CARBURETOR)
37	1395-6027	SCREW, THROTTLE LEVER ATTACHING
38	NSS	NOT SOLD SEPARATE, IDLE TUBE Comment: (NLA Per Service Bulletin 88-12)
39	NSS	NOT SOLD SEPARATE, GASKET, IDLE TUBE
40	1399-6225	SHUTTER, Throttle
41	NSS	NOT SOLD SEPARATE, SCREW, THROTTLE SHUTTER TO THROTTLE SHAFT
42	27-757911	GASKET
43	11-64809	NUT, CARBURETOR MOUNTING STUD

▶CARBURETOR ASSEMBLY(WALBRO) (39 parts)

Ref	OEM Part #	Part Name
-	1395-9024	DIAPHRAGM/GASKET KIT
1	1367-6517A62	CARBURETOR ASSEMBLY Comment: (LOWER)
2	NSS	NOT SOLD SEPARATE, WELCH PLUG, BODY CHANNEL (LARGE)
3	NSS	NOT SOLD SEPARATE, PLUG, BODY CHANNEL
4	1395-9296A1	SHAFT ASSEMBLY, Choke
5	NSS	NOT SOLD SEPARATE, SPRING, RETURN - THROTTLE SHAFT
7	814483	BAFFLE, FUEL BOWL
8	1395-9293	FLOAT
9	NSS	NOT SOLD SEPARATE, PIN, FLOAT RETAINING
10	1399-5127	BOWL, Fuel
11	NSS	NOT SOLD SEPARATE, GASKET, FUEL BOWL
12	1395-9025	SCREW, FUEL BOWL TO CARBURETOR
13	NSS	NOT SOLD SEPARATE, GASKET, FUEL BOWL SCREW
14	1395-9022	NEEDLE AND SPRING, Inlet
15	1399-1457	JET, MAIN FUEL (.057)
16	1395-7335	JET, (.098), ECONOMIZER
17	64677	VENTURI
18	1399-8665	SHUTTER, Choke
19	NSS	NOT SOLD SEPARATE, SCREW, CHOKE SHUTTER TO CHOKE SHAFT
20	NSS	NOT SOLD SEPARATE, SCREW, IDLE MIXTURE
21	NSS	NOT SOLD SEPARATE, SPRING, IDLE MIXTURE SCREW
22	NSS	NOT SOLD SEPARATE, GASKET, FUEL PUMP DIAPHRAGM
23	NSS	NOT SOLD SEPARATE, DIAPHRAGM, FUEL PUMP
24	1399-5129	BODY, FUEL PUMP
25	NSS	NOT SOLD SEPARATE, GASKET, FUEL PUMP ATTACHING
26	NSS	NOT SOLD SEPARATE, DIAPHRAGM, FUEL PUMP
27	1399-5131	BODY, STRAINER
28	1395-808612	SCREW, STRAINER BODY TO CARBURETOR
29	1399-5758	SCREEN, STRAINER
30	1399-5207	GASKET, STRAINER COVER
31	99941	COVER, INLET
32	NSS	NOT SOLD SEPARATE, SCREW, STRAINER COVER TO BODY
33	1395-9656	SHAFT, Throttle Comment: (LOWER CARBURETOR)
34	8146791	LEVER, THROTTLE Comment: (LOWER CARBURETOR)
35	1395-6027	SCREW, THROTTLE LEVER Comment: (LOWER CARBURETOR)
38	1395-9021	SHUTTER, Throttle
39	NSS	NOT SOLD SEPARATE, SCREW, THROTTLE SHUTTER TO THROTTLE SHAFT
40	27-757911	GASKET
41	11-64809	NUT, CARBURETOR MOUNTING STUD

▶CARBURETOR LINKAGE/CHOKE SOLENOID (41 parts)

Ref	OEM Part #	Part Name
1	89-889274	SOLENOID ASSEMBLY, Choke Comment: ELECTRIC
2	10,13-26996	LOCKWASHER, Stainless Steel Comment: ELECTRIC
3	10-32,11-45076	NUT, Brass Comment: ELECTRIC
4	10-26066	SCREW, (.312-24 x 1.75) Comment: ELECTRIC
5	13-8M0204647	LOCKWASHER, (.312) Comment: ELECTRIC
6	11-22053	NUT, (.312-24) Comment: ELECTRIC
7	56074A8	PLUNGER ASSEMBLY
8	90241	KNOB, CHOKE Comment: (MANUAL)
9	90242A1	KNOB ASSEMBLY Comment: ELECTRIC
10	10-77137	SCREW, (.190-16 x .620), STRAP TO CHOKE KNOB Comment: ELECTRIC
11	49589	STRAP, CHOKE KNOB TO CHOKE ROD Comment: ELECTRIC
12	10-69570	SCREW, (#10-16 x .750), STRAP TO CHOKE ROD Comment: ELECTRIC
13	25-20116	GROMMET, CHOKE KNOB Comment: ELECTRIC
14	85966A1	ROD ASSEMBLY, Choke
15	10-77614A1	SCREW, CHOKE ROD
16	24-60288	SPRING, CHOKE ROD
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) (2 Inches)
21	54-68424	CLAMP, FULE LINE
22	22-73318	TEE, Plastic, FUEL LINE
23	32-8M0108355	LINE, (57.00 Inches Bulk), ADAPTOR TO TEE - W/O FUEL FILTER
24	24-68434	SPRING, FUEL LINE (EARLY MODELS)
25	22-71909	FITTING, ADAPTOR Comment: (45 - USE WITH 14" FUEL LINE)
26	30188	WASHER, ADAPTOR
27	24-23067T	SPRING, ADAPTOR STEM
28	25-16524	O-RING, ADAPTOR STEM
29	23069	STEM, CHECK UNIT ADAPTOR
30	22833	ADAPTOR, CHECK UNIT (FUEL LINE)
31	10-69029	SCREW, (.250-28 x 1.750), ADAPTOR TO BOTTOM COWL
32	11-8M0207775	NUT, (1/4-28X7/32), ADAPTOR SCREW
33	99135	BRACKET, FUEL FILTER - WITH FUEL FILTER
34	10-35385	SCREW, (.312-18 x 1-3/4)
35	35-889527A07	FILTER ASSEMBLY, Fuel
36	35-87946Q04	FILTER ASSEMBLY
37	25-897536	SEAL
38	11-400212	NUT, (M6) Stainless Steel
39	32-8M0108355	LINE, (57.00 Inches Bulk)
40	54-68424	CLAMP
41	12-69057	WASHER

▶CLAMP BRACKET ASSEMBLY (33 parts)

Ref	OEM Part #	Part Name
1	1440-8394A3	CLAMP BRACKET ASSEMBLY (ELECTRIC ) MARINER
2	10-78492A1	THUMB SCREW ASSEMBLY (ELECTRIC)
3	12-78493	WASHER, THUMB SCREW
4	10-78495	SCREW, WASHER TO THUMB SCREW
5	75043	CAP, THUMB SCREW (ELECTRIC)
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 - 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
17	32-28052	SLEEVE, RUBBER - TILT LOCK PIN
18	10-89673	SCREW, (.375-16 x 5.00), CLAMP BRACKET TO TRANSOM
19	12-68300	WASHER, (..88 x .39 x .06), CLAMP BRACKET BOLT
20	11-82671112	NUT, CLAMP BRACKET BOLT
21	55-58780A4	SHOCK ABSORBER
22	55-696531	PIN, LOWER SHOCK
23	12-34937	WASHER, (.766 x 1.312 x .125), UPPER BUSHING RETAINER (INNER)
24	12-59378	WASHER, LOWER BRUSHING RETAINER (INNER)
25	23-32171	BUSHING, RUBBER - SHOCK ABSORBER (UPPER)
26	23-28198	BUSHING, RUBBER - SHOCK ABSORBER (LOWER)
27	12-69374	WASHER, UPPER AND LOWER BUSHING (OUTER)
28	10-69375A1	SCREW, (.500-20 x .625), UPPER AND LOWER SHOCK PIN
29	98876	STRAP, TILT STOP
30	98878	PIN, LOWER SHOCK MOUNT
31	24-98875	SPRING
32	18-8M0214922	COTTER PIN
33	98877	SHOCK MOUNT, Upper

▶COWLING (26 parts)

Ref	OEM Part #	Part Name
1	2153-7937F4	TOP COWL ASSEMBLY Comment: (ELECTRIC) (LIGHT GRAY) (MARINER)
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
5	37690	SHIELD, REAR
6	10-48409	SCREW, (#10-16 x .625) Stainless Steel, REAR SHIELD TO TOP COWL
8	55459A5	RETAINER ASSEMBLY, TOP COWL Comment: SN# USA-5796395/Aus-8069214/Bel-9291995/Can-7165752 & Below
9	35496	PAD, BUMPER Comment: SN# USA-5796395/Aus-8069214/Bel-9291995/Can-7165752 & Below
10	10-53167T	SCREW, (.312-18 x .880) Comment: SN# USA-5796396/Aus-8069215/Bel-9291996/Can-7165753 & Up
11	13-39107	LOCKWASHER, (.312-24)
12	94918F1	LEVER, COWL LATCH HINGE
13	52739	HINGE, COWL LATCH - TOP COWL
14	17-58998	PIN, COWL LATCH LEVER TO HINGE
15	2182-7927A19	FRONT COVER MARINER Comment: LIGHT GRAY SN# USA-5796396/Aus-8069215/Bel-9291996/Can-7165753 & Up
16	56948	KNOB, COWL FRONT COVER
17	12-30771	WASHER, COVER KNOB
18	12-59572	WASHER, COVER KNOB
19	24-30772	SPRING, TENSION - COVER KNOB
20	17-29077	PIN, Roll
21	38674	BLANKET, SOUND
22	31095	SEAL, SOUND - LOWER SECTION Comment: SN# USA-5796395/Aus-8069214/Bel-9291995/Can-7165752 & Below
23	38133	SEAL, SOUND - UPPER SECTION Comment: SN# USA-5796395/Aus-8069214/Bel-9291995/Can-7165752 & Below
24	94923	PAD, SOUND Comment: SN# USA-5796396/Aus-8069215/Bel-9291996/Can-7165753 & Up
25	2172-8181A4	TOP COWL ASSEMBLY, Wrap Around - Mariner Comment: LIGHT GRAY
26	46785A1	LATCH ASSEMBLY, Cowl
27	30413	HOOK, COWL LATCH

▶CRANKSHAFT, PISTONS, AND CONNECTING RODS (26 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
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
11	10-32,11-20110	NUT, , REED STOP SCREW
12	780-9229A11	PISTON ASSEMBLY (.030 OVERSIZE)
13	40-828119	LOCK RING, PISTON PIN
14	39-89822A12	RING SET, Piston - .030 Oversize
15	632-7621A3	CONNECTING ROD ASSEMBLY
16	10-91012	SCREW, (.250-28 Special), CAP TO ROD - WITHOUT NUT
17	11-20061	NUT, ROD SCREW - WITH NUT
18	29-20063	BEARING, Needle, PISTON PIN
19	12-47275	WASHER, NEEDLE LOCATING
20	29-20046T	BEARING, Needle, CRANKPIN
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

▶CYLINDER BLOCK AND CRANKCASE ASSEMBLY (27 parts)

Ref	OEM Part #	Part Name
-	97469T87	POWERHEAD ASSEMBLY
1	863-8981A6	CYLINDER BLOCK ASSEMBLY
2	72038	BRACKET, STARTER MOTOR (UPPER)
3	10-73279	SCREW, (.312-18 x 1.880), BRACKET TO CRANKCASE
4	13-8M0204647	LOCKWASHER, (.312), BRACKET SCREW
5	76867	COVER, STARTER MOTOR (LOWER)
6	10-73279	SCREW, (.312-18 x 1.880), COVER TO CRANKCASE
7	46933A7	CABLE ASSEMBLY, GROUND
8	17-20032	PIN, Dowel, CYLINDER BLOCK TO MAIN BEARING
9	16-64936	STUD, CARBURETOR (1-1/4")
10	16-68165	STUD
11	17-43044	PIN, Dowel, CRANKCASE TO CYLINDER BLOCK
12	16-87901	STUD, CYLINDER BLOCK TO DRIVE SHAFT HOUSING (4")
13	16-68166	STUD, (.312 x 2.125), CYLINDER BLOCK TO DRIVE SHAFT HOUSING
14	16-68167	STUD, (.312-18/.312-24 x 2.560), CYLINDER BLOCK TO DRIVE SHAFT HOUSING
15	10-73275	SCREW, (.312-18 x 2.88), CRANKCASE TO CYLINDER BLOCK
16	12-8M0042642	WASHER, (.323 x .563 x .063) Stainless Steel, CRANKCASE SCREW
17	10-98260	SCREW, (.375-16 x .620), MAIN BEARING LOCKING
18	14-20091	TAB WASHER, CENTER BEARING LOCKING SCREW
19	32-8M0108355	LINE, (57.00 Inches Bulk), BALANCE - MAIN BEARING (5-1/2")
20	22-996642	ELBOW, BALANCE TUBE TO CYLINDER BLOCK
21	22-56759	CONNECTOR, BLEED HOSE (UPPER)
22	32-9938779	HOSE, CYLINDER BLEED (11")
23	21-428671	CHECK VALVE, BLEED HOSE (LOWER)
24	99156	INDICATOR, TIMING - ELECTRIC
25	10-39349	SCREW, (.312-18 x .750) Stainless Steel
26	13-8M0204647	LOCKWASHER, (.312)

▶DRIVESHAFT HOUSING ASSEMBLY (40 parts)

Ref	OEM Part #	Part Name
1	1593-7513A12	HOUSING ASSEMBLY, Driveshaft (LONG SHAFT)
2	22-390721	PLUG, (1/8 Inch Brass), DRIVESHAFT HOUSING
3	19-64649	PLUG, PLASTIC
4	16-97460	STUD, (.375 x 6.75), DRIVE SHAFT HOUSING (X-LONG SHAFT)
5	16-96124	STUD, (.4375 x 8.03) , DRIVESHAFT HOUSING (X-LONG SHAFT)
6	12-65791	WASHER, GEAR HOUSING STUDS (7/16")
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, TIRM-DRIVESHAFT HOUSING Comment: (MARINER)
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 (REAR)
22	38154	STRIP, RETAINING - TRIM COVER SEAL (SIDE)
23	10-48408	SCREW, (#10-16 x .500), RETAINING STRIP
24	695441	TUBE, EXHUAST Comment: (LONG SHAFT)
25	32-98856	TUBE, WATER INLET Comment: (X-LONG SHAFT)
26	11-64809	NUT, POWERHEAD STUDS (5/16")
27	75304T1	MOUNT, RUBBER - LOWER
28	10-75284	SCREW, (.500-20 x 5.500), LOWER MOUNT SCREW
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 Comment: (MARINER)
37	10-87884	SCREW, (#12-14 x .920), COVER TO LOWER MOUNT CLAMP
38	98858A1	EXTENSION ASSEMBLY (X-LONG SHAFT)
39	37721001	SEAL, EXTENSION (X-LONG SHAFT)
40	11-35521	NUT

▶ELECTRIC COMPONENTS (25 parts)

Ref	OEM Part #	Part Name
1	8M0058226	RECTIFIER
2	10-32,11-45076	NUT, Brass
3	10-20411	SCREW, (.190-24 x .62)
4	50-898265005	STARTER MOTOR ASSEMBLY
5	8M0043376	STOP, RUBBER
6	23-8M0034918	COLLAR, RUBBER
7	23-56774	SPACER, COLLAR TO BRACKET
8	84-93389A1	WIRE (YELLOW)
9	11-64015	NUT, (.250-20)
10	84-93388A14	CABLE ASSEMBLY, Black
11	10-69035	SCREW AND LOCKWASHER, (.250-20 x .625) Stainless Steel
12	8M0185622	SOLENOID, Starter Comment: SN# USA-6146849/Bel-9362391/Can-7198593 & Up
13	8-32,11-26419	NUT, Brass Comment: SN# USA-6146849/Bel-9362391/Can-7198593 & Up
14	11-94330	NUT, (.250-20) Brass Comment: SN# USA-6146849/Bel-9362391/Can-7198593 & Up
15	10-98253	SCREW, (.250-20 x .500)
16	13-26992	LOCKWASHER, (.250) Stainless Steel
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
25	84-88439A4	CABLE ASSEMBLY, Battery - Negative

▶END CAPS AND EXHAUST COVER (33 parts)

Ref	OEM Part #	Part Name
-	27-72486A32	GASKET SET
1	863-8981A6	CYLINDER BLOCK ASSEMBLY
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 (3/4")
8	1017-8360A1	COVER ASSEMBLY, CYLINDER BLOCK Comment: SN# USA-6146849/Bel-9362391/Can-7198593 & Up
9	22-328022	PLUG, Pipe (.125-27), CYLINDER BLOCK COVER
10	27-437772	GASKET, CYLINDER BLOCK COVER Comment: SN# USA-6146849/Bel-9362391/Can-7198593 & Up
11	10-8M0214943	SCREW, CYLINDER BLOCK COVER (1")
12	88238A10	CABLE ASSEMBLY, Ground (3-5/8")
13	10-62568	SCREW, (#10-16 x .375), GROUND STRAP
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, (.250-20 x .62), TRANSFER PORT COVER
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
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
27	84-65773A5	STRAP ASSEMBLY, Ground, CRANKCASE 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)

▶EXHAUST PLATE AND SHIFT LINKAGE (30 parts)

Ref	OEM Part #	Part Name
-	27-72486A32	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
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)
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, 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)
4	248-8722A17	FLYWHEEL ASSMEBLY Comment: (ELECTRIC) SN# USA-6275323/Bel-9371691/Can-7201338 & Up
5	10-32417	SCREW, (.250-28 x .625)
6	50-88755	RATCHET, MANUAL
7	10-68997	SCREW, (.312-24 x .750), MANUAL
8	398-832075A20	STATOR Comment: (ELECTRIC)
9	10-F2211	SCREW (5/8")
10	96452A4	TRIGGER ASSEMBLY
11	54-61001	J CLIP, TRIGGER LADS TO CARBURETOR STUD
12	61990	TIE STRAP, (14.00 Inches)
13	84-88721A1	HARNESS ASSEMBLY, SWITCH BOX TO IGNITION COIL
14	339-832757A4	COIL ASSEMBLY, Ignition
15	10-32,11-45076	NUT, Brass
16	84-60466A19	CABLE ASSEMBLY, COIL TO SWITCH BOX
17	87554	COVER, IGNITION COIL
18	10-88856	SCREW, (.190-32 x 2.00) Comment: SN# USA-576396/Aus-8069215/Bel-9291996/Can-7165753 & Up
19	12-30164	WASHER, (.192 x .375 x .0312) Stainless Steel Comment: SN# USA-576396/Aus-8069215/Bel-9291996/Can-7165753 & Up
20	84-813715A1	LEAD ASSEMBLY, SPARK PLUG
21	85-63709A1	BOOT/TERMINAL KIT
22	332-2854T01	BOOT, IGNITION COIL
23	33-14103Q	SPARK PLUG Comment: (Belgium/Canada
24	332-5772A7	SWITCHBOX ASSEMBLY
25	10-20619	SCREW, (#12-24 x 1.25)
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

▶GEAR HOUSING(DRIVESHAFT) (51 parts)

Ref	OEM Part #	Part Name
-	27-72486A32	GASKET SET
1	1643-9539T8	GEAR HOUSING ASSEMBLY, Mariner
2	22-85822A10	CONNECTOR ASSEMBLY, SPEEDOMETER
3	17-8M0084726	PIN, Dowel (.187 x .530), GEAR HOUSING
4	16-33778	STUD, WATER PUMP/BASE (2-5/8")
5	16-96126	STUD, (.4375 x 7.22), GEAR HOUSING (X-LONG SHAFT)
6	31-62091T	BEARING, Roller, DRIVESHAFT
7	72849A1	SCREEN ASSEMBLY, WATER INTAKE
8	10-36070	SCREW, (#10-32 x 1.250)
9	10-32,11-859124	NUT, Stainless Steel
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	11-35888	NUT, (.250-28) Stainless Steel, 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, 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	45-97442A2	DRIVESHAFT ASSEMBLY (X-LONG SHAFT)
41	24-20254	SPRING, COMPRESSION - DRIVESHAFT
42	17-30545	PIN, DRIVESHAFT
43	97443A1	SHAFT ASSEMBLY, SHIFT (X-LONG SHAFT)
44	53-29641	E RING, SHIFT SHAFT
45	25-25439	O-RING, (.862 x .103), SHIF SHAFT BUSHING
46	23-77631A2	BUSHING ASSEMBLY, SHIF SHAFT
47	26-8M0204708	SEAL, Oil, SHIFT SHAFT BUSHING
48	12-77674	WASHER, RUBBER - SHIFT SHAFT BUSHING
49	78036	BASE, REVERSE LOCKING
50	43308T1	CAM, REVERSE LOCKING

▶GEAR HOUSING(PROPELLER SHAFT) (34 parts)

Ref	OEM Part #	Part Name
-	27-72486A32	GASKET SET
1	1643-9539T8	GEAR HOUSING ASSEMBLY, Mariner
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, FORWARD 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
77	11-8M0204726	NUT, (.375-24), DRIVESHAFT HOUSING STUD
78	12-65791	WASHER, HOUSING TO STUD (7/16")
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(METAL RESERVOIR) (18 parts)

Ref	OEM Part #	Part Name
-	92975A32	PUMP ASSEMBLY, Hydraulic, COMLETE
1	25-48171	O-RING, (.364. x .070)
2	392-7734	VALVE BODY AND GEAR ASSEMBLY
3	10-20411	SCREW, (.190-24 x .62), VALVE BODY TO RESERVOIR
4	392-7735	SEAL, RESEROVIR TO VALVE BODY AND GEAR
5	392-2939	RESERVOIR ASSEMBLY
6	10-62269	SCREW, (#10-32 x .437), VENT - HYDRAULIC PUMP
7	10-79953Q04	SCREW, (.375-16 x .250), FILLER - HYDRUALIC PUMP
8	12-191833	WASHER
9	392-2623	WASHER, THRUST - ARMATURE
10	392-2943	ARMATURE, FIELD AND FRAME
11	392-2942	FIELD AND FRAME ASSEMBLY
12	392-2944	BALL, COMMUTATOR END PLATE
13	392-2940	PLATE ASSEMBLY, COMMUTATOR END
14	392-8989	BRUSH SET, COMMUTATOR END PLATE
15	392-2529	SPRING SET, BRUSH TENSION
16	392-2938	BOLT SET
17	10,13-26996	LOCKWASHER, Stainless Steel

▶HYDRAULIC PUMP ASSEMBLY(PLASTIC RESERVOIR) (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	392-7727	COUPLER AND SHAFT
5	392-7735	SEAL, RESERVOIR TO VALVE BODY AND GEAR
6	392-7731	RESEROVIR ASSEMBLY (PLASTIC)
7	392-7732	WASHER, THRUST - ARMATURE
8	392-7729	ARMATURE, FIELD AND FRAME
9	392-8261	FIELD AND FRAME ASSEMBLY
10	392-7730	BALL, COMMUTATOR END PLATE
11	392-8262	PLATE ASSEMBLY, COMMUTATOR END
12	392-8989	BRUSH SET, COMMUTATOR END PLATE
13	392-2529	SPRING SET, BRUSH TENSION
14	392-7733	BOLT SET, Thru- Plate and Frame to Reservoir
15	392-7728	FILL PLUG, RESERVOIR

▶MISCELLANEOUS PARTS/ACCESSORIES (1 parts)

Ref	OEM Part #	Part Name
-	37-11621A87	DECAL SET Comment: (MARINER 45)

▶POWER TRIM COMPONENTS(WITH CIRCUIT BREAKER AND FUSE) (42 parts)

Ref	OEM Part #	Part Name
--	25-48171	O-RING, (.364. x .070), MANIFOLD PLATE (SEE REF. #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, SEALING - FILLER SCREW
5	10-62269	SCREW, (#10-32 x .437), VENT - HYDRAULIC PUMP
6	45336	PLATE, MANIFOLD
7	45197A2	VALVE ASSEMBLY, Control
8	25-45254	O-RING, CONTROL VALVE (3/4" O.D.)
9	25-48171	O-RING, (.364. x .070), CONROL VALVE (1/2" O.D.)
10	25-45253	O-RING, CONTROL VALVE 5/8" O.D.
11	10-56500	SCREW, (.250-28 x 1.250)
12	22-46008	PLUG, CONTROL VALVE (1/2-20")
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)
18	13-39107	LOCKWASHER, (.312-24), MOUNTING BRACKET SCREW
19	11-21908	NUT, (.312-18) Cad Plated, MOUNTING BRACKET SCREW
20	10-31830	BOLT, (.375-24 x 1.75), HYDRAULIC PUMP TO BOAT
21	11-82671112	NUT, HYDRAULIC PUMP BOLT
22	94279	BRACKET, MOUNTING - STARTER SOLENOID
23	10-28638	SCREW
24	10-32,11-8M0204718	NUT,
25	8M0185622	SOLENOID, Starter
26	8,13-26995	LOCKWASHER, Stainless Steel, SOLENOID 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
32	94275	LINK, SOLENOID TO SOLENOID
33	84-79138A1	CABLE ASSEMBLY (NEGATIVE)
34	88-8M0085705	BREAKER, Circuit - 20 Ampere, EARLY MODELS
35	10-8M0113176	SCREW, (#10-24 x .375), CIRCUIT BREAKER - EARLY MODELS
36	10-32,11-45076	NUT, Brass
37	84-87379A5	WIRE
38	88-79023T90	FUSE ASSEMBLY, 90 Ampere
39	12-96457	WASHER, Phenolic (.27 x .81 x .062), FUSE TERMINAL
40	11-21825	NUT, (.250-28), FUSE TERMINAL
41	84-61600A9	WIRE, STARTER SOLENOID (BLACK)

▶POWER TRIM COMPONENTS(WITHOUT CIRCUIT BREAKER AND FUSE) (39 parts)

Ref	OEM Part #	Part Name
--	25-48171	O-RING, (.364. x .070) (SEE REF. #2)
1	92975A32	PUMP ASSEMBLY, Hydraulic (PLASTIC RESERVOIR)
2	25-48171	O-RING, (.364. x .070), MANIFOLD PLATE
3	10-79953Q04	SCREW, (.375-16 x .250), FILLER - HYDRUALIC PUMP
4	12-191833	WASHER
5	10-62269	SCREW, (#10-32 x .437), VENT - HYDRAULIC PUMP
6	32988	LEAD, Battery (NEGATIVE)
7	45336	PLATE, MANIFOLD
8	45197A2	VALVE ASSEMBLY, Control
9	25-45254	O-RING, CONTROL VALVE (3/4" O.D.)
10	25-48171	O-RING, (.364. x .070), CONTROL VALVE (1/2" O.D.)
11	25-45253	O-RING, CONTROL VALVE (5/8" O.D.)
12	10-56500	SCREW, (.250-28 x 1.250)
13	22-46008	PLUG, CONTROL VALVE (1/2-20")
14	84-74023A1	HARNESS ASSEMBLY
15	45377T	BRACKET, MOUNTING
16	10-35386	SCREW, (.312-18 x 1.00)
17	13-39107	LOCKWASHER, (.312-24)
18	11-21908	NUT, (.312-18) Cad Plated
19	10-68298	BOLT, (.375-16 x 3.250), HYDRUALIC PUMP TO BOAT
20	11-82671112	NUT
21	89-853654A1	SOLENOID, Starter
22	10,13-26996	LOCKWASHER, Stainless Steel, SOLENOID TERMINAL
23	10-32,11-68219	NUT, Stainless Steel, SOLENOID TERMINAL
24	13-8M0204647	LOCKWASHER, (.312), SOLENOID TERMINAL
25	11-8M0204668	NUT, (.312-18), SOLENOID TERMINAL
26	46265	BOOT, RUBBER - STARTER SOLENOID TERMINAL
27	74407T	BRACKET, MOUNTING - STARTER SOLENOID
28	10-21140	SCREW, (.250-28 x .50)
29	13-26992	LOCKWASHER, (.250) Stainless Steel
30	11-24656	NUT
31	269011	BUMPER, RUBBER - SOLENOID BRACKET
32	55992	WIRE, Jumper (NEGATIVE)
33	74406	BRACKET, MOUNTING - STARTER SOLENOID
34	10-69028	SCREW, (.250-28 x .750) Stainless Steel
35	13-26992	LOCKWASHER, (.250) Stainless Steel
36	10-32417	SCREW, (.250-28 x .625)
37	13-26992	LOCKWASHER, (.250) Stainless Steel
38	11-21825	NUT, (.250-28)

▶POWER TRIM CYLINDER REPAIR KITS(76509A3 AND 76509A23) (2 parts)

Ref	OEM Part #	Part Name
-	92194A20	TRIM CYLINDER Comment: (IDENTIFIED BY CASTING #78439
12	64505A1	RETAINER ASSEMBLY, PISTON

▶POWER TRIM CYLINDER REPAIR KITS(92194A14 AND 92194A20) (1 parts)

Ref	OEM Part #	Part Name
-	92194A20	TRIM CYLINDER Comment: (IDENTIFIED BY NO CASTING #)

▶PROPELLERS(RIGHT HAND ROTATION) (1 parts)

Ref	OEM Part #	Part Name
-	48-73144A45	PROPELLER ASSEMBLY (ALUMINUM)(PITCH 17") Comment: 3 BLADES

▶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 Comment: THE ENCLOSED PARTS MUST BE ORDERED IF THE STARTER SHEAVE (REF.#4) IS NOTCHED ON THE TOP SIDE ONLY.
4	50-44255A1	SHEAVE ASSEMBLY, Starter Comment: THE ENCLOSED PARTS MUST BE ORDERED IF THE STARTER SHEAVE (REF.#4) IS NOTCHED ON THE TOP SIDE ONLY.
5	44508	PAWL, Starter Comment: THE ENCLOSED PARTS MUST BE ORDERED IF THE STARTER SHEAVE (REF.#4) IS NOTCHED ON THE TOP SIDE ONLY.
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, STARTER REWIND
12	90-97649	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 CBLE ATTACHING Comment: ALSO USED ON ELECTRIC TILLER HANDLE MODELS
24	12-26013	WASHER Comment: ALSO USED ON ELECTRIC TILLER HANDLE MODELS
25	428201	CAM, INTERLOCK
26	10-76138	SCREW, (.312-18 x 1.120), INTERLOCK CAM
27	24-761401	SPRING, INTERLOCK CAM SCREW
28	79371	ACTUATOR, INTERLOCK
29	10-76137	SCREW, INTERLOCK ACTUATOR (1-5/8")
30	24-76139	SPRING
31	18-26811	COTTER PIN
32	12-35559	WASHER

▶STEERING HANDLE ASSEMBLY (49 parts)

Ref	OEM Part #	Part Name
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 (USE WITH TOGGLE SWITCH)
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	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 (.505 I.D.)
23	12-48526	WASHER, NYLON - HANDLE BRACKET (.630 I.D.)
24	23-28919	BUSHING, NYLON - HANDLE BRACKET (5/8" I.D.)
25	23-48525	SPACER, HANDLE BRACKET
26	12-38000	WASHER, NYLON - HANDLE BRACKET (1-35/64" O.D.)
27	13-48478	WAVE WASHER, HANDLE BRACKET
28	12-49636	WASHER, NYLON - HANDLE BRACKET (1-3/4" 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, NYLON - SHIFT LEVER (3/8"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 (1/4" 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
45	19-35827	PLUG, BOTTOM COWL - SHORTING SWITCH HOLE
46	11-30428	FASTENER, PLUG TO BOTTOM COWL
47	87-11083A11	SWITCH ASSEMBLY, Stop Comment: USE WITH TOGGLE SWITCH
48	8M0032846	RETANER, STOP SWITCH Comment: USE WITH TOGGLE SWITCH
49	15920Q54	LANYARD ASSEMBLY Comment: USE WITH TOGGLE SWITCH
50	54-648552	CLAMP, STOP SWITCH Comment: USE WITH TOGGLE SWITCH

▶SWIVEL BRACKET AND REVERSE LOCK (35 parts)

Ref	OEM Part #	Part Name
-	27-72486A32	GASKET SET
1	1490-8599A6	SWIVEL BRACKET (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 (LONG SHAFT ) - ELECTRIC
6	30711	BUMPER, STEERING ARM
7	10-66897	BOLT, (.437-20 x 5.250)
8	12-47606	WASHER, SWIVEL PIN - LOWER
9	76535T	BRACKET, RIDE-GUIDE Comment: MANUAL W/O TILLER HANDLE
10	10-34352	SCREW, (.375-24 x .875) Comment: MANUAL W/O TILLER HANDLE
11	76533	STRAP, BRACKET SCREW Comment: MANUAL W/O TILLER HANDLE
12	12-25176	WASHER, SWIVEL PIN TO BOTTOM YOKE (.060)
13	77416T1	YOKE, Bottom
14	53-77415	RETAINING RING, BOTTOM YOKE
15	76386	TILT LOCK ASSEMBLY, STARBOARD Comment: SN# USA-6275322/Bel-9371690/Can-7201337 & Below
15/16	99431A1	TILT LOCK (ELECTRIC TILLER HANDLE MODELS)
16	76385T	TILT LOCK ASSEMBLY, PORT Comment: SN# USA-6275322/Bel-9371690/Can-7201337 & Below
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, RVERSE PIVOT SHAFT
22	18-45882	COTTER PIN, REVERSE LOCK TO SHAFT
23	24-78203A2	SPRING, REVERSE LOCK TENSION
24	14664A3	LOCK ASSEMBLY, Reverse Comment: SN# USA-5796396/Aus-8069215/Bel-9291996/Can-7165753 & Up
25	43416A2	PUSH ROD ASSEMBLY, REVERSE LOCK (LONG SHAFT) Comment: SN# USA-5796396/Aus-8069215/Bel-9291996/Can-7165753 & Up
26	11-28770	NUT, (.312-24) Stainless Steel, PUSH ROD Comment: SN# USA-5796396/Aus-8069215/Bel-9291996/Can-7165753 & Up
27	89813	ROD END, PUSH ROD Comment: SN# USA-5796396/Aus-8069215/Bel-9291996/Can-7165753 & Up
28	43416	PUSH ROD, REVERSE LOCK (LONG SHAFT) Comment: LATER MODELS
29	12-8M0042642	WASHER, (.323 x .563 x .063) Stainless Steel, PUSH ROD - LATER MODELS
30	24-44297	SPRING, PUSH ROD - LATER MODELS
31	89813	ROD END, PUSH ROD - LATER MODELS
32	11-82670911	NUT, (.312-24) Stainless Steel, PUSH ROD - LATER MODELS
33	933361	GUIDE, PUSH ROD

▶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

▶TRIM CYLINDERS AND HYDRAULIC HOSES (56 parts)

Ref	OEM Part #	Part Name
1	92194A20	TRIM CYLINDER, CASTING #92193 Comment: MARINER
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: WITHOUT TAPPED HOLE
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 (PORT)
10	26-70608	SEAL, Oil, PORT BRACKET
11	89290	PLUNGER, LIMIT SWITCH ACTUATING
12	24-95881	SPRING, TENSION - LIMIT SWITCH PLUNGER
13	16-62888	STUD, (.312 x 18.880), MOUNTING BRACKET
14	13-8M0204647	LOCKWASHER, (.312), MOUNTING BRACKET STUD
15	11-28770	NUT, (.312-24) Stainless Steel, MOUNTING BRACKET STUD
16	10-45263	SCREW, (.500-20 x .2.250), MOUNTING BRACKET
17	10-89673	SCREW, (.375-16 x 5.00)
18	12-68410	WASHER, MOUNTING BRACKET BOLT
19	11-82671112	NUT, MOUNTING BRACKET BOLT
20	89111T	BRACKET, TRIM CYLINDER (STARBOARD)
21	10-45328	SCREW, (.437-20 x 3.560)
22	12-37807	WASHER Comment: (Starboard Only)
23	11-8M0143423	NUT, (.437-20)
24	24-24390	SPRING, TENSION
25	16-8M0034461	STUD, (#10-32 x .930), ADJUSTING
26	10-32,11-859124	NUT, Stainless Steel, JAM
27	99897	CAM
28	86967	PLATE, RETAINING
29	10-68513	SCREW, (#10-32 x .375) Stainless Steel
30	10,13-26996	LOCKWASHER, Stainless Steel
31	45326A2	SWITCH ASSEMBLY
32	23-45354	BUSHING, RUBBER
33	10-47255	SCREW, (#4-40 x .625)
34	89272	COVER, LIMIT SWITCH
35	27-892731	GASKET
36	10-34994	SCREW, (#10-32 x 1.00) Stainless Steel
37	12-38833	WASHER
38	87774A1	COVER, INLET - TRANSOM
39	27-87775	GASKET
40	25-45507	GROMMET, RUBBER
41	10-36070	SCREW, (#10-32 x 1.250), INLET COVER TO BOAT
42	10,13-26996	LOCKWASHER, Stainless Steel
43	10-32,11-68219	NUT, Stainless Steel
44	32-88005	HOSE, TRIM
45	32-88006	HOSE, LIFT
46	25-12602002	GROMMET, RUBBER (7/16" I.D. - 7/8" LONG)
47	73519A1	STRAP, Tilt Stop
48	69259	TUBE, MOUNTING
49	69258	PIN, MOUNTING TUBE
50	63473	TUBE, CUSHION
51	18-36002	COTTER PIN, MOUNTING TUBE PIN
52	18-45882	COTTER PIN, TILT PIN RETAINING
53	12-39304	WASHER, TILT PIN
54	23-59623	SPACER, MOUNTING BRACKET
55	70679	COVER, TRIM CYLINDER Comment: NOT USED ON LATE MODELS
56	10-37655	SCREW, (#10-32 x .500) Comment: NOT USED ON LATE MODELS

▶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

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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Mercury 45 (4 CYL.) (5531630 THRU 0B110788) Parts & Diagrams

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