Mercury 25 (4-STROKE) (0P017000 THRU 0P153499) Parts & Diagrams

OEM and aftermarket replacement parts for Mercury 25 (4-STROKE). Scroll down for exploded parts diagrams (31), specifications, and maintenance reference.

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magnetic oil plug 8m0058389 jlm marine for mercury mariner outboard mercruiser sterndrive stainless steel with yellow gasket
22-8M0058389 Gearbox Drain & Fill Screw Kit for Mercury MerCruiser | JLM Marine
$18.39
$18.39
files/Lower_Unit_Magnetic_Oil_Plug_for_Mercury_Mariner_Outboard_and_MerCruiser_Sterndrive___8M0058389_-_JLM_MARINE-8287063.jpgDefault Title
$18.39
Inline Fuel Filter – Fits Mercury & Mariner 25-90HP 4-Stroke Outboards (Replaces 35-877565T1, 35-877565T)
Inline Fuel Filter – Fits Mercury & Mariner 25-90HP 4-Stroke Outboards (Replaces 35-877565T1, 35-877565T)
$12.99
$12.99
files/23FF051_1.jpgDefault Title
$12.99
Thermostat (60°C/140°F) – Fits Honda, Mercury, Yamaha 8 - 255 HP (Replaces 19300 - ZY3 - 023, 19300 - ZW9 - 003) - JLM Marine Boat Parts Limited
Thermostat (60°C/140°F) – Fits Honda, Mercury, Yamaha 8-255 HP (Replaces 19300-ZY3-023, 19300-ZW9-003)
$21.49
$21.49
files/Thermostat_for_Honda_8-255HP_Mercury_15-90HP_Yamaha_99-70HP_3852215_-_JLM_MARINE-8290872.jpgDefault Title
$21.49
Boot Protector 822158 for Mercury 25 - 50HP Outboard – Fits Mercury 25 - 50HP 4 - Stroke (Replaces 822158) - JLM Marine Boat Parts Limited
Boot Protector 822158 for Mercury 25-50HP Outboard – Fits Mercury 25-50HP 4-Stroke (Replaces 822158)
$15.55
$15.55
files/23BS362_fe73e243-1883-4544-9f82-c205d467431f.jpgDefault Title
$15.55
Gearcase Drain Plug – Fits Mercury/MerCruiser Marine Engines (Replaces 10 - 79953Q04, 79953Q04) - JLM Marine Boat Parts Limited
Gearcase Drain Plug – Fits Mercury/MerCruiser Marine Engines (Replaces 10-79953Q04, 79953Q04)
$15.50
$15.50
files/Lower_Unit_Non-Magnetic_Oil_Plug_for_Mercury_Mariner_Outboard_and_MerCruiser_Sterndrive_______79953Q04_-_JLM_MARINE-8287053.jpgDefault Title
$15.50
Water Pump Impeller – Fits Mercury/Mariner 15 - 50 HP (Replaces 47 - 8508910) - JLM Marine Boat Parts Limited
47-85089-3 Water Pump Impeller for Mercury Mariner Chrysler Force | JLM Marine
$10.50
$10.50
files/Water_Pump_Impeller_for_Mercury_15-50_HP_47-8508910_-_0755466_-_JLM_MARINE-8289726.jpgDefault Title
$10.50

Mercury 25 (4-STROKE) (0P017000 THRU 0P153499) Parts & Diagrams

🔎 Mercury 25 (4-STROKE) Reference Library — Exploded parts diagrams (31 diagrams), specifications, common issues, and maintenance checklist.

The Mercury 25 (4-STROKE) is a 4-Stroke, Inline 3-Cylinder, EFI outboard motor. Commonly used on jon boats, pontoons, and mid-size utility craft.

Quick Reference Specifications

Specification Value
Engine Type 4-Stroke, Inline 3-Cylinder, EFI
Horsepower 25 HP
Displacement 526 cc
Bore x Stroke 61 mm x 57 mm
Spark Plug (Type & Gap) NGK BKR6E
Engine Oil Capacity 1.8 L (1.9 quart)
Recommended Engine Oil SAE 25W-40 Synthetic Blend Mercury FC-W
Gear Case Oil Capacity 280-350 mL (9.5-12 fl oz)
Idle Speed (in gear) 700 ± 50 RPM (in gear)
Full Throttle RPM Range 5000-6000
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 25 (4-STROKE):

  • 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 25 (4-STROKE).

▶Accessories (1 parts) Accessories
Ref OEM Part # Part Name
- 32-877680Q8 HOSE ASSEMBLY, Fuel (8 Feet) Comment: Original Equipment
▶Adaptor Plate (30 parts) Adaptor Plate
Ref OEM Part # Part Name
1 8M0162935 DIPSTICK
2 825989003 DIPSTICK TUBE Comment: SN# 0T178499 & Below
3 825989003 DIPSTICK TUBE Comment: SN# 0T178500 & Up
4 8560552 SEAL
5 825228A24 ADAPTOR PLATE Comment: SN# 0T178499 & Below
6 17-23784 PIN, Dowel Comment: SN# 0T178499 & Below
7 8289151 HEAT SHIELD
8 825228A17 ADAPTOR PLATE KIT Comment: SN# 0T192619 & Up
9 19-822464 PLUG Comment: SN# 0T192619 & Up
10 10-4007455 SCREW, (M6 x 55) Comment: SN# 0T178500 & Up
11 54-855228 CLAMP
12 17-23784 PIN, Dowel
13 22-629101 FITTING, Elbow - 90 Degree (.125-27)
14 54-816311T TIE STRAP, (8.00 Inches)
15 26-828932 SEAL, Oil
16 23-856743 BUSHING
17 22-384073 PLUG, Pipe
18 25-822408001 GROMMET
19 27-8M0213113 GASKET
20 25-845746 O-RING
21 10-8M0204741 SCREW, (M6 x 20) Stainless Steel
22 856592 DEFLECTOR, Oil
23 8M0210772 BODY ASSEMBLY, Oil Pressure Relief
24 18-45882 COTTER PIN
25 8252151 PLUNGER
26 24-825216 SPRING
27 893765 PLATE, Oil Pickup-Top
28 32-854793 HOSE, Oil Pickup
29 893700 BAFFLE
30 19-822464 PLUG Comment: SN# 0T178500 & Up
▶Bottom Cowl (21 parts) Bottom Cowl
Ref OEM Part # Part Name
1 4020-826277T2 BOTTOM COWL Comment: Long-Port-Gray
2 4020-826278T4 BOTTOM COWL Comment: Long-Starboard-Gray
3 10-82684430 SCREW, (M6 x 30)
4 12-8M0204649 WASHER, (.281 x .500 x .060) Stainless Steel
5 825238002 SEAL
6 12-855576 WASHER
7 27-855627 GASKET
8 10-82684460 SCREW, (M6 x 60)
9 22-827948 FITTING
10 826273001 BOOT
11 54-816311T TIE STRAP, (8.00 Inches)
12 825782F2 LEVER, Cowl Latch Comment: Gray
13 23-812707 BUSHING
14 13-12134 WASHER, Wave
15 893766 LATCH HOOK
16 10-1993716 SCREW, (M6 x 16)
17 25-19565002 GROMMET Comment: Split-Power Trim
18 812830T01 PLUG Comment: Non-Power Trim
19 8M0032848 RETAINER Comment: Non-Power Trim
20 87-8M0235191 SWITCH, Trim Comment: Power Trim- Design II
21 87-8M0042301 SWITCH ASSEMBLY Comment: Power Trim - Design I
▶Camshaft/Oil Pump (13 parts) Camshaft/Oil Pump
Ref OEM Part # Part Name
- 830271T4 CYLINDER HEAD Comment: Manual
1 10-82761140 SCREW, (M10 x 40)
2 12-4002319 WASHER
3 8M0151040 BELT, Timing
4 8331043 GEAR, Driven
5 17-825956 PIN, Dowel
6 406-853894A2 CAMSHAFT Comment: Manual
7 17-826149 PIN
8 852388T1 PUMP ASSEMBLY, Oil
9 25-826152 O-RING
10 25-826154 O-RING
11 25-826153 O-RING
12 10-8M0205943 SCREW, (M6 x 35)
▶Carburetor (28 parts) Carburetor
Ref OEM Part # Part Name
- 854256 REPAIR KIT, Carburetor
1 3329-830276A18 CARBURETOR Comment: Bodensee
2 10-854246 SCREW
3 854245 PLATE
4 NSS NOT SOLD SEPARATE, Plate
5 854254T ENRICHENER
6 NSS NOT SOLD SEPARATE, O-Ring
7 854255 PLATE
8 10-8542461 SCREW
9 24-854249 SPRING
10 50,855406 JET, Pilot
11 19-854248 PLUG, Rubber
12 105,8554063 JET, Main Comment: Bodensee
13 854247 VALVE, Float
14 854253 FLOAT
15 NSS NOT SOLD SEPARATE, Float Pin
16 NSS NOT SOLD SEPARATE, Gasket
17 854252 FLOAT BOWL
18 10-8542463 SCREW
19 10-8542462 SCREW, Drain
20 NSS NOT SOLD SEPARATE, Washer
21 NSS NOT SOLD SEPARATE, Spring
22 854251 PLUNGER
23 NSS NOT SOLD SEPARATE, Cap-Rubber
24 23-854244 COLLAR
25 854250 MAIN NOZZLE
26 8554064 JET (PO)
27 NSS NOT SOLD SEPARATE, O-Ring
▶Clamp Bracket (42 parts) Clamp Bracket
Ref OEM Part # Part Name
1 3411-821773A2 CLAMP BRACKET Comment: Port-Gray
2 3412-821774T9 CLAMP BRACKET Comment: Starboard-Gray-Use with .75 O.D. Reference #11
3 10-818883A1 THUMB SCREW ASSEMBLY Comment: Manual
4 NSS NOT SOLD SEPARATE, Handle Comment: Manual
5 NSS NOT SOLD SEPARATE, Rivet Comment: Manual
6 12-818884 WASHER Comment: Manual
7 10-768042 SHOULDER SCREW, Hex Comment: Manual
8 8224011 CAP Comment: O.D. Of Reference # 11 is .75 and Reference #10 is not Flanged
9 17-25810 PIN Comment: O.D. Of Reference # 11 is .75 and Reference #10 is not Flanged
10 23-86637 BEARING Comment: O.D. Of Reference # 11 is .75 and Reference #10 is not Flanged
11 17-8224002 PIN Comment: O.D. Of Reference # 11 is .75 and Reference #10 is not Flanged
12 822401 CAP Comment: O.D. Of Reference # 15 is .56 and Reference #14 is Flanged
13 17-25319 PIN, (.125 x 0.75 Inches) Comment: O.D. Of Reference # 15 is .56 and Reference #14 is Flanged
14 23-823589 BUSHING Comment: O.D. Of Reference # 15 is .56 and Reference #14 is Flanged
15 17-8224001 PIN Comment: O.D. Of Reference # 15 is .56 and Reference #14 is Flanged
16 97-8252711 ANODE
17 12-8M0204649 WASHER, (.281 x .500 x .060) Stainless Steel
18 10-8M0204707 SCREW, (M6 x 25)
19 11-82671117 NUT, (.500-20)
20 12-8M0204648 WASHER, (1.5 x 3.05 x 0.13) Stainless Steel
21 10-814259 SCREW, (.500-20 x 4.00)
22 37-830253 DECAL, Tilt Lock
23 828533T1 TRIM, HYDRAULIC ASSIST Comment: Gas Assist Trim
24 88238A11 CABLE ASSEMBLY Comment: Gas Assist Trim
25 828924 LEVER, Tilt Comment: Gas Assist Trim
26 8M0007469 TILT KNOB Comment: Gas Assist Trim
27 828930 ARM, Lever Comment: Gas Assist Trim
28 13-31030 WAVE WASHER Comment: Gas Assist Trim
29 17-25319 PIN, (.125 x 0.75 Inches) Comment: Gas Assist Trim
30 8289961 LINK Comment: Gas Assist Trim
31 10-32,11-8M0204718 NUT, Comment: Gas Assist Trim
32 17-822481001 PIN, Anchor (14 mm) Comment: Gas Assist and Power Trim
33 23-822482 BUSHING Comment: Gas Assist and Power Trim
34 23-822484 BUSHING Comment: Gas Assist and Power Trim
35 12-825190 WASHER Comment: Gas Assist and Power Trim
36 11-826712 NUT Comment: Gas Assist and Power Trim
37 10-4009040 SCREW, (M10 x 40) Stainless Steel Comment: Gas Assist and Power Trim
38 12-4002319 WASHER Comment: Gas Assist and Power Trim
39 11-40140 NUT, (M10) Comment: Gas Assist and Power Trim
40 17-853923A1 PIN Comment: Handle-Non Power Trim
41 24-821461 SPRING Comment: Handle-Non Power Trim
42 NSS NOT SOLD SEPARATE, Decal-Warning
▶Clamp Bracket, Remote Control (35 parts) Clamp Bracket, Remote Control
Ref OEM Part # Part Name
1 3411-821773A3 CLAMP BRACKET Comment: Port-Black-Grand Canyon
2 3412-821774T6 CLAMP BRACKET Comment: Starboard-Black-Grand Canyon-Use with .75 O.D. Reference #6
3 8224011 CAP Comment: (O.D. of Reference #6 is .75 and Reference #5 is not Flanged
4 17-25810 PIN Comment: (O.D. of Reference #6 is .75 and Reference #5 is not Flanged
5 23-86637 BEARING Comment: (O.D. of Reference #6 is .75 and Reference #5 is not Flanged
6 17-8224002 PIN Comment: (O.D. of Reference #6 is .75 and Reference #5 is not Flanged
7 822401 CAP Comment: (O.D. of Reference #10 is .56 and Reference #9 is Flanged
8 17-25319 PIN, (.125 x 0.75 Inches) Comment: (O.D. of Reference #10 is .56 and Reference #9 is Flanged
9 23-823589 BUSHING Comment: (O.D. of Reference #10 is .56 and Reference #9 is Flanged
10 17-8224001 PIN Comment: (O.D. of Reference #10 is .56 and Reference #9 is Flanged
11 NSS NOT SOLD SEPARATE, Decal-Shallow Water
12 37-830253 DECAL, Tilt Lock
13 11-40140 NUT, (M10)
14 12-4002319 WASHER
15 97-8252711 ANODE Comment: Non Grand Canyon
16 12-8M0204649 WASHER, (.281 x .500 x .060) Stainless Steel Comment: Non Grand Canyon
17 10-8M0204707 SCREW, (M6 x 25) Comment: Non Grand Canyon
18 16-8M0034459 STUD, (M10 x 277)
19 23-824952 SPACER
20 11-4013710 NUT, (M10) Comment: Bottom-Grand Canyon
21 12-4002319 WASHER Comment: Bottom-Grand Canyon
22 10-826110 SCREW Comment: Bottom-Grand Canyon
23 11-40140 NUT, (M10) Comment: Non Grand Canyon
24 12-4002319 WASHER
25 17-8M0026103 PIN ASSEMBLY, Tilt Lock
26 24-821461 SPRING
27 822409 LEVER
28 17-25319 PIN, (.125 x 0.75 Inches)
29 23-824858 BUSHING, Plastic
30 878580 ROD, Shallow Water Drive
31 23-824858 BUSHING, Plastic
32 23-823812 BUSHING
33 822411 ARM
34 878563 LINK ROD
35 24-832085A1 SPRING
▶Crankshaft, Pistons and Connecting Rods (19 parts) Crankshaft, Pistons and Connecting Rods
Ref OEM Part # Part Name
- 27-830270A02 GASKET SET
1 2400-8M0084517 CRANKSHAFT
2 28-893761 KEY
3 28-91800 KEY, Woodruff
4 8M0151047 SEAL
5 8M0151048 SEAL
6 600-893530T01 CONNECTING ROD
7 10-8M0049884 BOLT
8 23-893630002 BEARING, Blue
9 700-893524T02 PISTON Comment: .50 Oversize - Piston Only
10 39-893525A03 RING, Piston, Top Comment: .50mm Oversize
11 NSS NOT SOLD SEPARATE, Piston Ring-Second Comment: .50mm Oversize
12 NSS NOT SOLD SEPARATE, Ring-Oil - Piston Comment: Oversize
13 41-893863 PIN, Piston
14 40-825017 RETAINER
15 652-831876A1 BALANCE ROD
16 701-831875T2 PISTON
17 11-893789 NUT
18 833102T GEAR, Drive
▶Cylinder Block (36 parts) Cylinder Block
Ref OEM Part # Part Name
- 27-830270A02 GASKET SET
1 2806-830267T3 CYLINDER BLOCK
2 17-825010 PIN, Dowel
3 22-479452 PLUG
4 22-384073 PLUG, Pipe (1/2-14)
5 22-416223 PIPE PLUG (3/4-14)
6 23-893631002 BEARING, Blue
7 822625 NIPPLE, (M20)
8 10-82506182 SCREW, (M8 x 82)
9 10-8M0205943 SCREW, (M6 x 35)
10 27-8M0069692 GASKET
11 35-8M0162830 FILTER ASSEMBLY, Oil
12 27-830298 GASKET
13 830299T2 COVER, Exhaust Comment: SN# 0G960499 & Below
14 54-8M0024808 J CLIP
15 855676003 THERMOSTAT
16 27-8M0177107 GASKET
17 8M0188835 COVER
18 10-8M0205943 SCREW, (M6 x 35)
19 22-996642 FITTING, Elbow 90 Degree (.125-27 x .250) Nylon
20 54-816311T TIE STRAP, (8.00 Inches)
21 32-8M0108349 TUBING, (28.00 Inches Bulk), Cut to 11 Inches
22 893697 LIFTING EYE
23 10-857139 SCREW, (M8 x 35)
24 35-8548091 FILTER, Breather
25 NSS NOT SOLD SEPARATE, Plug-Serial Number
26 27-854780 GASKET, Breather Cover
27 832734A2 BREATHER COVER
28 10-8M0204741 SCREW, (M6 x 20) Stainless Steel
29 32-77653A6 HOSE
30 54-8M0024808 J CLIP
31 54-8M0024808 J CLIP
32 25-854722 O-RING
33 8556692 COVER
34 10-8M0204741 SCREW, (M6 x 20) Stainless Steel
35 22-479452 PLUG Comment: (Use where applicable)
▶Cylinder Head (22 parts) Cylinder Head
Ref OEM Part # Part Name
- 27-830270A02 GASKET SET
1 830271T2 CYLINDER HEAD
2 8M0054272 GUIDE
3 53-825038 CIRCLIP
4 826887M ANODE
5 25-825040 GROMMET
6 826888M COVER
7 10-8M0204741 SCREW, (M6 x 20) Stainless Steel
8 10-827607 BOLT
9 27-827610 GASKET
10 26-825048 SEAL, Oil
11 25-833103 O-RING
12 830272A1 COVER
13 NSS NOT SOLD SEPARATE, Decal-Servicing Referral
14 NSS NOT SOLD SEPARATE, Decal-Engine Oil/Valve Clearance
15 27-8M0049885 GASKET
16 10-8M0204741 SCREW, (M6 x 20) Stainless Steel
17 10-893745025 SCREW, (M6 x 25)
18 10-82503395 SCREW, (M9 x 95)
19 17-825010 PIN, Dowel
20 859578A1 PLUG ASSEMBLY, Oil
21 NSS NOT SOLD SEPARATE, O-Ring
▶Driveshaft Housing (16 parts) Driveshaft Housing
Ref OEM Part # Part Name
- 27-830270A02 GASKET SET
1 42941001 SEAL, Water Tube
2 3532-825218T6 HOUSING ASSEMBLY, Driveshaft Comment: Long-Gray
3 NSS NOT SOLD SEPARATE, Exhaust Pipe Comment: Long
4 10-824459110 SCREW, (M8 x 110) Stainless Steel
5 10-88960845 SCREW, (M8 x 45)
6 8288181 PLUG, Drain
7 27-8M0204692 GASKET
8 826276 BUMPER
9 8M0151042 GROMMET Comment: Long
10 16-823984 STUD, (M10 x 50)
11 12-8M0214963 WASHER, (.406 x .750 x .105) Stainless Steel
12 11-40140 NUT, (M10)
13 32-897971A01 TUBE, Water Comment: Long
14 54-828529 GUIDE
15 8M0043364 BUMPER Comment: Long
▶Electrical Components(S/N-0G960499 and Below) (51 parts) Electrical Components(S/N-0G960499 and Below)
Ref OEM Part # Part Name
- 61-854236T00 POWERHEAD ASSEMBLY
1 89-8M0185146 SOLENOID ASSEMBLY Comment: Electric
2 23-8M0214955 BUSHING Comment: Electric
3 25-818967 GROMMET Comment: Electric
4 8-32,11-26419 NUT, Brass Comment: Electric
5 11-94330 NUT, (.250-20) Brass Comment: Electric
6 84-88439A9 CABLE ASSEMBLY, Battery - Positive Comment: Electric
7 85-79695T BOOT, Insulator - Black Comment: Electric
8 84-93388A13 CABLE ASSEMBLY Comment: Electric
9 84-88439A4 CABLE ASSEMBLY, Battery - Negative Comment: Electric
10 50-893886T STARTER MOTOR ASSEMBLY Comment: Electric
11 10-40011149 SCREW, (M8 x 25) Stainless Steel Comment: Manual
12 10-8248324 SCREW, (M6 x 16) Comment: Manual
13 54-8M0024808 J CLIP Comment: Electric
14 54-54457 J CLIP Comment: Manual
15 87-8M0098207 PRESSURE SWITCH
16 8M0082988 SENSOR
17 10-40011107 SCREW, (M5 x 16) Stainless Steel
18 856040 BRACKET Comment: Electric
19 856836001 RETAINER Comment: Electric
20 92753 RETAINER Comment: Electric
21 10-82129125 SCREW, (M6 x 25 MM)
22 12-65567 WASHER, (.265 x .750 x .048) Stainless Steel
23 856837 PLATE
24 23-826618 BUSHING
25 25-8M0190980 GROMMET
26 87843304S ECM, Engine Control Module
27 37-881865 DECAL, Caution, Start In Gear
28 23-8539201 BUSHING
29 10-82129140 SCREW, (M6 x 40)
30 33-827858Q SPARK PLUG, NGK-DPR6EA-9
31 NSS NOT SOLD SEPARATE, Decal-Coil Identification
32 339-859738T1 COIL ASSEMBLY, Ignition
33 25-82069M GROMMET
34 84-825102A1 HIGH TENSION LEAD
35 10-82684430 SCREW, (M6 x 30)
36 54-28700 CLAMP
37 84-830279A7 HARNESS ASSEMBLY, Engine Wiring Comment: Electric
38 88-812619 FUSE, Yellow - 20 Ampere Comment: Electric
39 828054 COVER, Fuse Comment: Electric
40 10-82129110 SCREW, (M6 x 10) Comment: Electric
41 84-852375A6 HARNESS ASSEMBLY, Extension Comment: Electric Handle
42 54-816311T TIE STRAP, (8.00 Inches)
43 54-47483 J CLIP Comment: Manual
44 883071T REGULATOR, Voltage Comment: Electric
45 10-8248329 SCREW, (M6 x 40) Comment: Electric
46 23-82459612 OVERSLEEVE Comment: Electric
47 13536A12 SENSOR ASSEMBLY, Temperature
48 8533071 RETAINER
49 10-40011126 SCREW, (M6 x 13) Stainless Steel
50 17461A7 HORN DRIVER ASSEMBLY Comment: Manual - Use where Applicable
▶Electrical Components(S/N-0G960500 and Up) (53 parts) Electrical Components(S/N-0G960500 and Up)
Ref OEM Part # Part Name
- 61-854236T00 POWERHEAD ASSEMBLY
1 89-8M0185146 SOLENOID ASSEMBLY Comment: Electric
2 23-8M0214955 BUSHING Comment: Electric
3 25-818967 GROMMET Comment: Electric
4 8-32,11-26419 NUT, Brass Comment: Electric
5 11-94330 NUT, (.250-20) Brass Comment: Electric
6 84-88439A9 CABLE ASSEMBLY, Battery - Positive Comment: Electric
7 85-8500671 BOOT, Insulator - Red Comment: Electric
8 84-93388A13 CABLE ASSEMBLY Comment: Electric
9 84-88439A4 CABLE ASSEMBLY, Battery - Negative Comment: Electric
10 50-893886T STARTER MOTOR ASSEMBLY Comment: Electric
11 10-40011149 SCREW, (M8 x 25) Stainless Steel Comment: Manual
12 10-8248324 SCREW, (M6 x 16) Comment: Manual
13 54-54457 J CLIP Comment: Manual
14 54-8M0024808 J CLIP Comment: Manual
15 87-8M0098207 PRESSURE SWITCH
16 8M0082988 SENSOR
17 10-40011107 SCREW, (M5 x 16) Stainless Steel
18 856040 BRACKET Comment: Electric
19 856836001 RETAINER Comment: Electric
20 92753 RETAINER Comment: Electric
21 10-82129125 SCREW, (M6 x 25 MM)
22 12-8M0214930 WASHER
23 856837 PLATE
24 23-826618 BUSHING
25 25-8M0190980 GROMMET
26 87843301S ECM, Engine Control Module
27 37-881865 DECAL, Caution, Start In Gear
28 23-8539201 BUSHING
29 10-82129140 SCREW, (M6 x 40)
30 33-827858Q SPARK PLUG, NGK-DPR6EA-9
31 NSS NOT SOLD SEPARATE, Decal-Coil Identification
32 339-859738T1 COIL ASSEMBLY, Ignition Comment: SN# 0T178500 & Up
33 339-859738T1 COIL ASSEMBLY, Ignition Comment: SN# 0T178499 & Below
34 25-82069M GROMMET Comment: SN# 0T178499 & Below
35 84-825102A1 HIGH TENSION LEAD Comment: SN# 0T178499 & Below
36 10-82684430 SCREW, (M6 x 30)
37 54-28700 CLAMP
38 84-859201T1 HARNESS ASSEMBLY, Engine Wiring Comment: Manual
39 84-859202T1 HARNESS ASSEMBLY, Engine Comment: SN# 0T178499 & Below
40 88-812619 FUSE, Yellow - 20 Ampere Comment: Electric
41 828054 COVER, Fuse Comment: Electric
42 10-82129110 SCREW, (M6 x 10) Comment: Electric
43 84-852375A6 HARNESS ASSEMBLY, Extension Comment: Electric Handle
44 54-816311T TIE STRAP, (8.00 Inches)
45 883071T1 REGULATOR, Voltage Comment: Electric
46 8308971 FOAM PAD Comment: Electric
47 893771 BRACKET Comment: Electric
48 10-8248329 SCREW, (M6 x 40) Comment: Electric
49 8M0214984 SENSOR ASSEMBLY, Temperature
50 25-627021 O-RING, (.301 x .070)
51 13541 PLUG, Male
52 84-877860T1 CABLE ASSEMBLY Comment: Use where Applicable
▶Flywheel (15 parts) Flywheel
Ref OEM Part # Part Name
1 859284T2 FLYWHEEL COVER Comment: Electric
2 10-8248326 SCREW, (M6 x 25 MM) Comment: Electric
3 284-832010T32 FLYWHEEL Comment: Electric
4 284-832010T27 FLYWHEEL Comment: Manual
5 NSS NOT SOLD SEPARATE, Decal-Warning-Spinning Flywheel
6 NSS NOT SOLD SEPARATE, Decal-Timing Marks
7 NSS NOT SOLD SEPARATE, Decal-Warning-Neutral
8 11-893789 NUT
9 12-893762 WASHER
10 10-4013930 SCREW, (M5 x 30) Comment: Electric
11 398-852387T7 STATOR Comment: Electric SN# 0G960500 & Up
12 834838 LOAD RING
13 NSS NOT SOLD SEPARATE, Decal-Bodensee Certification
14 37-804653A01 DECAL, EPA Label Information Comment: (2001)
15 NSS NOT SOLD SEPARATE, Decal-Overlaminate
▶Fuel Pump (25 parts) Fuel Pump
Ref OEM Part # Part Name
- 27-830270A02 GASKET SET
1 35-877565T1 FILTER, Fuel
2 54-816311T TIE STRAP, (8.00 Inches)
3 32-8M0108355 HOSE, (57.00 Inches Bulk), Cut to 16 Inches
4 32-8M0108355 HOSE, (57.00 Inches Bulk), Cut to 19 Inches
5 22-8M0148585 CONNECTOR ASSEMBLY, Fuel
6 826398T3 PUMP, Fuel
7 10-809564 SCREW, (M5 x 35)
8 809565 COVER
9 8095611 DIAPHRAGM
10 10-41889M SCREW, (M3 x 5)
11 11-82537M NUT
12 21-41888M CHECK VALVE
13 8095612 DIAPHRAGM
14 17-8095661 PIN
15 24-809562 SPRING
16 11-82388M NUT, (M5)
17 24-8095621 SPRING
18 8095631 PLUNGER
19 25-8M0052669 O-RING
20 10-82684430 SCREW, (M6 x 30)
21 19-854310 PLUG
22 32-854304 HOSE, To Float Bowl
23 32-828547T1 CONDUIT, (.500 Inside Diameter x 3.00 Feet Bulk) Comment: Electric
24 8M0007776 DEFLECTOR, Cowl
▶Gear Housing, Driveshaft - 2.41:1 Gear Ratio (39 parts) Gear Housing, Driveshaft - 2.41:1 Gear Ratio
Ref OEM Part # Part Name
- 823547A2 SEAL KIT
1 1682-821306T13 GEAR HOUSING ASSEMBLY, Basic Comment: Gray
2 818226A1 SEAL/PLATE KIT
3 NSS NOT SOLD SEPARATE, Plate
4 10-79953Q04 SCREW KIT, (.375-16 x .250) Drain
5 12-191833 WASHER
6 22-8M0058389 FITTING KIT, Magnetic, Plug Fill/Drain
7 12-191833 WASHER
8 11-828490 NUT
9 NSS NOT SOLD SEPARATE, Pinion Gear-12 Teeth-Part of 43-833000A2
10 31-821321A2 BEARING ASSEMBLY
11 NSS NOT SOLD SEPARATE, Cup
12 10-8248324 SCREW, (M6 x 16)
13 46-821351A3 HOUSING ASSEMBLY, Water Pump Upper
14 8235471 SEAL Comment: Long- 2-1/4 Inches
15 12-866451 WASHER
16 28-8M0214993 KEY
17 12-866451 WASHER
18 27-822189 GASKET, Upper Water Pump
19 27-8M0214956 GASKET, Lower Water Pump
20 8213542 FACE PLATE
21 47-8M0204712 IMPELLER
22 46-821307A2 BASE ASSEMBLY, Water Pump
23 26-821309 SEAL
24 26-821310 SEAL
25 25-821308 O-RING, (1.421 x .139)
26 45-832987A1 DRIVESHAFT Comment: Long
27 30-821311 BEARING, Ball
28 823548T TIE STRAP
29 822158 BOOT
30 821827 RETAINER
31 25-26855 O-RING, (1.609 x .139)
32 25-85594 O-RING, (.239 x .174)
33 12-814803 WASHER
34 827865A1 SHIFT SHAFT Comment: Long
35 12-8M0204649 WASHER, (.281 x .500 x .060) Stainless Steel
36 17-85593 PIN, (.078 x .437)
37 8213161 CAM, Shift
38 17-822369 PIN, (.125 x .625)
▶Gear Housing, Propeller Shaft - 2.41:1 Gear Ratio (37 parts) Gear Housing, Propeller Shaft - 2.41:1 Gear Ratio
Ref OEM Part # Part Name
- 823547A2 SEAL KIT
1 1682-821306T13 GEAR HOUSING ASSEMBLY, Basic Comment: Gray
39 17-821327 PIN, Dowel
40 27-823942 GASKET
41 32-8M0026108 TUBE
42 19-824928001 PLUG, Rubber
43 821829 SCREEN
44 822157T2 TRIM TAB
45 10-82497020 SCREW, (M8 x 20)
46 12-72397 WASHER
47 43-833000A2 GEAR ASSEMBLY, Forward (29 Teeth)
48 31-8M0103470 BEARING ASSEMBLY, Roller
49 NSS NOT SOLD SEPARATE, Cup
50 31-41326 BEARING, Roller
51 821578 FOLLOWER, Cam
52 24-8261991 SPRING
53 17-8M0020999 PIN
54 52-821314T CLUTCH
55 24-38114 SPRING
56 44-8M0140441 PROPELLER SHAFT
57 43-833001T GEAR, Reverse (29 Teeth)
58 30-20839T BEARING, Ball
59 8M0168900 CARRIER ASSEMBLY, Bearing
60 25-815460 O-RING
61 31-21700 BEARING, Needle
62 26-8M0205511 SEAL, Oil
63 26-8M0203757 SEAL, Oil
64 12-855941 WASHER, (.323 x .590 x .112) Stainless Steel
65 10-85594030 SCREW, (M8 x 30)
66 8227731 INSERT, Threaded
67 NSS NOT SOLD SEPARATE, Decal - 2.42:1
68 73345A1 THRUST HUB
69 11-69578Q1 PROP NUT KIT
70 14-8M0214942 TAB WASHER
71 10-4000380 SCREW, (M10 x 45)
72 12-8M0214963 WASHER, (.406 x .750 x .105) Stainless Steel
73 19-95925 PLUG
▶Intake (12 parts) Intake
Ref OEM Part # Part Name
- 27-830270A02 GASKET SET
1 25-33466 O-RING
2 8536451 ISOLATOR, Carburetor
3 830277F01 DIFFUSER
4 855219 INSERT
5 878431 SEAL
6 10-8248326 SCREW, (M6 x 25 MM)
7 10-821704100 SCREW, M6 x 100
8 855838 CLAMP
9 32-854787A1 HOSE ASSEMBLY, Breather
10 855837 SEAL
11 832011A2 INTAKE ASSEMBLY, Air
▶Intake/Exhaust Valves (16 parts) Intake/Exhaust Valves
Ref OEM Part # Part Name
- 830271T4 CYLINDER HEAD Comment: Manual
1 8M0119204 VALVE, Exhaust
2 832990T1 VALVE, Intake
3 12-825044 WASHER, Valve Spring
4 26-822647 SEAL, Valve Stem
5 24-823678 SPRING, Valve Outer
6 822650 RETAINER
7 28-893554 KEY
8 898821A01 ROCKER ARM
9 10-825046 SCREW
10 11-826150 NUT
11 8M0011790 SHAFT, Rocker
12 NSS NOT SOLD SEPARATE, Plug
13 825050 BRACKET
14 24-825052 SPRING
15 10-82641030 SCREW, (M8 x 30)
▶Linkage (35 parts) Linkage
Ref OEM Part # Part Name
1 10-40011158 SCREW, (M8 x 70) Stainless Steel Comment: Electric-Non Handle
2 10-814776 SCREW, Adjusting (M6 x 55) Comment: Electric-Non Handle
3 11-401196 NUT, (M6) Comment: Electric-Non Handle
4 42942 CAP Comment: Electric-Non Handle
5 822682A4 LEVER ASSEMBLY, Throttle Comment: Electric-Non Handle - Design II
6 883160 RETAINER Comment: Electric-Non Handle - DESIGN II
7 23-825078 BUSHING Comment: Electric-Non Handle
8 822459 RETAINER Comment: Electric-Non Handle
9 8259571 LEVER, Shift Comment: Electric-Non Handle
10 882820 SHIFT ROD Comment: Electric-Non Handle
11 830307 ROD, Throttle Comment: Electric-Non Handle
12 23-8M0215006 BUSHING Comment: Electric-Non Handle
13 827706A4 BRACKET Comment: Electric-Non Handle
14 98889 LATCH Comment: Electric-Non Handle
15 10-8248324 SCREW, (M6 x 16) Comment: Electric-Non Handle
16 23-15885 SLEEVE Comment: Electric-Non Handle
17 12-8M0204649 WASHER Comment: Electric-Non Handle
18 18-210711 COTTER PIN Comment: Electric-Non Handle
19 830305 CAM, Throttle
20 23-822389 BUSHING
21 12-8M0214930 WASHER
22 10-40011131 SCREW, (M6 x 35) Stainless Steel
23 826588A4 SHIFT SHAFT ASSEMBLY, Horizontal
24 8277071 RETAINER
25 24-826077 SPRING, Detent
26 24-824993 SPRING, Backing
27 824994 SPRING, Plate
28 10-40011107 SCREW, (M5 x 16) Stainless Steel
29 87-8M0052927 SWITCH Comment: Electric Handle Models
30 10-88075020 SCREW, (M3.5 x 20) Stainless Steel Comment: Electric Handle Models
31 824923 PLATE Comment: Electric Handle Models
32 8214943 BRACKET Comment: Handle Models
33 10-8248324 SCREW, (M6 x 16) Comment: Handle Models
34 822682A4 LEVER, Throttle Comment: Electric-Non Handle - Design I
35 826587 RETAINER Comment: Electric-Non Handle - Design I
▶Manual Starter (34 parts) Manual Starter
Ref OEM Part # Part Name
- 835253A13 STARTER ASSEMBLY, Recoil
1 835253A12 HOUSING ASSEMBLY, Recoil
2 816712T01 CAM Comment: SN# 0G773365 & Below
3 24-826791 SPRING Comment: SN# 0G773365 & Below
4 8M0026455 SEAL
5 835256T ROLLER
6 23-852987T BUSHING
7 826414T WASHER
8 10-82684430 SCREW, (M6 x 30)
9 13-826229 LOCKWASHER
10 24-86857T01 SPRING
11 50-854317T5 SHEAVE ASSEMBLY, Starter Comment: SN# 0G773365 & Below
12 868501 CAM
13 24-86851T02 SPRING
14 53-86849T01 RING, Retaining
15 24-868523 SPRING
16 86853T01 CAM
17 10-826253 SCREW, (.250-20 x .625)
18 50-12066Q10 ROPE
19 856073 LEVER, Interlock
20 856072T RETAINER
21 24-856138T03 SPRING
22 854779T BUSHING
23 10-8182491 SCREW, (#10-16 x 1.00)
24 85174A1 HANDLE ASSEMBLY
25 NSS NOT SOLD SEPARATE
26 10-8248326 SCREW, (M6 x 25 MM) (M6 X 25)
27 856754 CABLE, Interlock
28 10-8214281 SCREW, (#10-16 x .625)
29 12-73288 WASHER, (.220 x .500 x .030) Stainless Steel
30 18-26811 COTTER PIN
31 10-40011107 SCREW, (M5 x 16) Stainless Steel
32 54-54457 J CLIP
33 10-4006731 SCREW, (M6 x 16)
▶Power Trim (27 parts) Power Trim
Ref OEM Part # Part Name
- 84-826802A14 HARNESS/RELAY ASSEMBLY, Trim Comment: SN# 0T178499 & Below
1 822344T14 POWER TRIM ASSEMBLY
2 893931A01 SHOCK ROD ASSEMBLY
3 827671A1 PILOT CHECK ASSEMBLY
4 827672A1 TILT RELIEF VALVE ASSEMBLY
5 827673A1 SEAT ASSEMBLY, Suction
6 827674A1 PUMP ASSEMBLY
7 NSS NOT SOLD SEPARATE, Spring/Down Relief Ball
8 NSS NOT SOLD SEPARATE, Screw (10-32 x 1.25 Inches)
9 NSS NOT SOLD SEPARATE, Filter
10 NSS NOT SOLD SEPARATE, Seal Ring
11 827675A1 MOTOR ASSEMBLY
12 NSS NOT SOLD SEPARATE, Screw (1/4-28 x 5/8 Inches)
13 88238A15 CABLE ASSEMBLY
14 NSS NOT SOLD SEPARATE, Lockwasher
15 NSS NOT SOLD SEPARATE, O-Ring
16 NSS NOT SOLD SEPARATE, Coupler
17 827676 PISTON, Memory
18 893929A01 MANUAL RELEASE ASSEMBLY
19 19-811613 PLUG ASSEMBLY
20 84-826802A9 HARNESS ASSEMBLY, Trim Comment: SN# 0T178499 & Below
21 8M0207773 RELAY ASSEMBLY
22 828102 BRACKET
23 25-818967 GROMMET
24 23-8M0214955 BUSHING
25 NSS NOT SOLD SEPARATE, Decal-Trim Relay
26 10-82684430 SCREW, (M6 x 30)
▶Power Trim Mounting (14 parts) Power Trim Mounting
Ref OEM Part # Part Name
1 17-822481001 PIN, Anchor (14 mm)
2 23-822482 BUSHING
3 23-822484 BUSHING
4 12-825190 WASHER
5 11-826712 NUT
6 10-4009040 SCREW, (M10 x 40) Stainless Steel
7 12-4002319 WASHER
8 11-40140 NUT, (M10)
9 10-878609 SCREW, (#10-16 x .600)
10 8M0084613 C WASHER
11 54-22740 CLIP
12 17-821539 PIN, Trilobe
13 17-822480 PIN, Pivot
14 23-823507 BUSHING
▶Service/Support Material (1 parts) Service/Support Material
Ref OEM Part # Part Name
- 90-10206010 OWNERS MANUAL Comment: Tracker
▶Starter Motor (12 parts) Starter Motor
Ref OEM Part # Part Name
1 50-893886T STARTER MOTOR ASSEMBLY
2 10-965662 THRU BOLT
3 891752 DRIVE KIT Comment: Nut Design
4 906432 DRIVE KIT Comment: Retaining Ring Design
5 8236385 ARMATURE Comment: Nut Design
6 68575T2 PINION
7 8236392 DRIVE CAP
8 8119011 CAP, Commutator
9 898265016 BRUSH/SPRING KIT
10 898265014 HOLDER
11 F15158 SCREW
12 37-8272822 DECAL, Warning, High Voltage
▶Steering Arm (28 parts) Steering Arm
Ref OEM Part # Part Name
1 11-896963 NUT, (M12)
2 893773002 STRAP
3 826267T3 MOUNT
4 10-8M0204741 SCREW, (M6 x 20) Stainless Steel
5 8M0156878 BUMPER
6 53-89531 RING, Retaining
7 8M0118183 ARM, Steering Comment: Gray
8 10-898835001 BOLT, (M12 x 154)
9 23-8279971 SPACER Comment: Long
10 826233T3 SWIVEL TUBE Comment: Long
11 84-88238T01 CABLE ASSEMBLY
12 8M0207768 CABLE ASSEMBLY, Ground
13 10-823567105 SCREW, (M10 x 105) Hex Flange - Stainless Steel
14 893703 BRACKET
15 10-878607 SCREW, (#10-16 x .380)
16 11-40140 NUT, (M10)
17 11-8M0204726 NUT, (.375-24) Stainless Steel Comment: Handle
18 823792 LEVER Comment: Handle
19 12-29330 WASHER Comment: Handle
20 821961 ROD, Threaded Comment: Handle
21 821957 BRAKE PLATE Comment: Handle
22 8165621 DISC Comment: Handle
23 8M0007471 PLATE Comment: Handle
24 8165621 DISC Comment: Handle
25 10-768042 SHOULDER SCREW, Hex Comment: Handle
26 8M0184092 BRACKET Comment: Electric
27 14-8M0009820 TAB WASHER Comment: Electric
28 10-4000377 SCREW, (M10 x 30) Comment: Electric
▶Swivel Bracket (27 parts) Swivel Bracket
Ref OEM Part # Part Name
1 19608A14 ATTACHING KIT, Engine Steering Comment: Non-Handle
2 10-823919 SCREW, (.375-24 x 1.500) Comment: Non-Handle
3 12-8M0109680 WASHER, (.390 x .546 x .12) Comment: Non-Handle
4 12-37828 WASHER, (.390 x .625 x .062) Stainless Steel Comment: Non-Handle
5 11-8M0204726 NUT, (.375-24) Stainless Steel Comment: Non-Handle
6 822397 PUCK Comment: Electric
7 3410-827402T6 SWIVEL BRACKET Comment: Gray
8 23-8217711 BUSHING
9 23-821777 BUSHING, Lower
10 26-8M0205512 SEAL
11 22-8M0169589 FITTING, Grease
12 22-8M0169589 FITTING, Grease Comment: Handle
13 19624A1 SEAL KIT Comment: Non-Handle
14 25-29619 O-RING, (.583 x .103) Comment: Non-Handle
15 23-78861 SPACER Comment: Non-Handle
16 12-19619 WASHER
17 11-858869 NUT, (7/8-14) (.875-14)
18 NSS NOT SOLD SEPARATE, Decal-Serial Overlaminate
19 10-40011149 SCREW, (M8 x 25) Stainless Steel Comment: Electric
20 8282451 SEAL Comment: Electric
21 12-19619 WASHER
22 8M0041938 TILT TUBE
23 11-858869 NUT, (7/8-14)
24 17-821539 PIN, Trilobe
25 23-823507 BUSHING
26 17-822480 PIN, Pivot, Upper
27 37-8237011 DECAL, Co-Pilot
▶Swivel Bracket, Remote Control (38 parts) Swivel Bracket, Remote Control
Ref OEM Part # Part Name
1 19608A14 ATTACHING KIT, Engine Steering
2 10-823919 SCREW, (.375-24 x 1.500)
3 12-8M0109680 WASHER, (.390 x .546 x .12)
4 12-37828 WASHER, (.390 x .625 x .062) Stainless Steel
5 11-8M0204726 NUT, (.375-24) Stainless Steel
6 822397 PUCK
7 3410-827402T6 SWIVEL BRACKET Comment: Gray
8 23-8217711 BUSHING, Upper
9 22-8M0169589 FITTING, Grease
10 23-821777 BUSHING, Lower
11 26-8M0205512 SEAL
12 12-19619 WASHER
13 11-858869 NUT, (7/8-14) (.875-14)
14 18-26811 COTTER PIN
15 821799002 PIN, Pivot
16 NSS NOT SOLD SEPARATE, Decal-Serial Overlaminate
17 10-40011149 SCREW, (M8 x 25) Stainless Steel
18 8282451 SEAL
19 12-19619 WASHER
20 8M0041938 TILT TUBE
21 11-858869 NUT, (7/8-14) (.875-14)
22 17-821539 PIN, Trilobe
23 23-823507 BUSHING
24 17-822480 PIN, Pivot, Upper
25 8217751 STRAP
26 821800 LINK, Upper
27 8217981 LEVER
28 6-32,11-8M0207777 NUT,
29 826578 PIN
30 24-F366300 SPRING
31 8M0026107 LINK
32 12-71055 WASHER
33 825181003 ARM
34 8289861 LOCK, Reverse
35 10-32,11-8M0204718 NUT,
36 19624A1 SEAL KIT
37 25-29619 O-RING, (.583 x .103)
38 23-78861 SPACER
▶Tiller Handle (43 parts) Tiller Handle
Ref OEM Part # Part Name
- 37-8M0032728 DECAL, Lanyard, Black
1 822148A8 COVER KIT
2 822150 PULLEY
3 NSS NOT SOLD SEPARATE, Case
4 10-878608 SCREW, (#10-16 x .500)
5 4324214 CABLE ASSEMBLY, Throttle (26.50 Inches)
6 4324215 CABLE ASSEMBLY, Throttle (27.50 Inches)
7 85-960099 SLEEVE, (12.00 Inches)
8 10-82526225 SCREW, (M8 x 25 MM)
9 822407F2 COVER Comment: Gray
10 23-821477 BUSHING
11 828813T2 ARM ASSEMBLY, Steering Handle Comment: Gray-Grand Canyon
12 822441 RETAINER
13 10-40011107 SCREW, (M5 x 16) Stainless Steel
14 10-8M0204707 SCREW, (M6 x 25)
15 892995 LOCK, Throttle
16 24-96203 SPRING
17 821972T KNOB, Throttle
18 8M0138696 TILLER TUBE Comment: Grand Canyon
19 37-8242004 DECAL
20 821465 HANDLE, Throttle
21 8M0221732 GRIP
22 87-8M0104614 SWITCH ASSEMBLY, Stop Comment: Grand Canyon
23 10-82239312 SCREW, (M5 x 12)
24 12-8M0214930 WASHER
25 84-8M0088388 ALARM
26 823687 CLIP
27 87-11083A31 SWITCH, Stop Comment: Grand Canyon
28 8M0032846 RETAINER, Brass
29 821455A5 BRACKET, Tiller Comment: Gray
30 13-826792 WAVE WASHER
31 23-821477 BUSHING
32 12-827314 WASHER
33 32-828547633 CONDUIT, (.620 Inside Diameter x 3.00 Feet Bulk)
34 54-816311T TIE STRAP, (8.00 Inches)
35 NSS NOT SOLD SEPARATE, Decal-Shift (F-N-R)
36 14-8M0009820 TAB WASHER
37 10-82484890 SCREW, (M10 x 90)
38 15920Q54 LANYARD ASSEMBLY
39 10-40011151 SCREW, (M8 x 35) Stainless Steel
40 830180A01 HANDLE
41 23-830181 BUSHING
42 8301821 SHIFT ROD
▶Tools, Special (1 parts) Tools, Special
Ref OEM Part # Part Name
- 91-828999 WRENCH
▶Top Cowl (19 parts) Top Cowl
Ref OEM Part # Part Name
1 4027-830562T6 TOP COWL ASSEMBLY Comment: Manual Tilver
2 4027-830562T8 TOP COWL ASSEMBLY Comment: Electric-Silver
3 NSS NOT SOLD SEPARATE, Induction Insert
4 NSS NOT SOLD SEPARATE, Cowl Inset Comment: Manual
5 826291F1 LATCH Comment: Silver
6 10-8231871 SCREW, (M4 x 14.5)
7 8,13-26995 LOCKWASHER, Stainless Steel
8 11-8237515 NUT, (M4)
9 8M0153618 SEAL
10 852556A02 SOUND BLANKET KIT
11 NSS NOT SOLD SEPARATE, Sound Blanket-Top Comment: Electric
12 NSS NOT SOLD SEPARATE, Sound Blanket-Top Comment: Manual
13 893763 BRACKET ASSEMBLY, Latch Roller
14 10-4006731 SCREW, (M6 x 16)
15 8M0038412 BRACKET
16 10-8231871 SCREW, (M4 x 14.5)
17 8,13-26995 LOCKWASHER, Stainless Steel
18 11-8237515 NUT, (M4)
19 47341A11 ROPE AND HANDLE KIT, Manual Starting

100-Hour / Annual Service Checklist

Regular maintenance keeps your Mercury 25 (4-STROKE) running reliably season after season. Most of these tasks can be performed with basic tools and the factory service manual.

  1. Replace water pump impeller and inspect wear plate
  2. Change engine oil and oil filter (check drain plug washer)
  3. Replace spark plugs and check ignition timing
  4. Drain and refill lower unit gear oil; inspect for water contamination
  5. Inspect fuel lines, primer bulb, and fuel filter for deterioration
  6. Check and replace sacrificial anodes (zinc or aluminum)
  7. Inspect propeller for damage; check shaft seal and cotter pin
  8. Check valve clearance (refer to service manual for specifications)
  9. Lubricate all grease points (steering, tilt tube, shift linkage)
  10. 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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