SERVICE MODEL — SPARE PARTS & DOCUMENTS
454 MAG. MPI HORIZON (GEN. VI) GM 454 V-8
Inboard and TowSports / Gas / 7.4L (454 CU IN) V8 GM · 2 parts catalogs · 185 priced parts
PARTS CATALOGS
Illustrated parts catalog
Find the part by its callout number on the exploded diagram, see price and stock in the list, add to cart.
- [0L002200 THRU 0L086049] - Cat.# 90-8025799890-80257998Open diagram catalog
- [0L086050 THRU 0L674000] - Cat.# 90-8025799990-80257999Open diagram catalog
The catalog depends on the engine's production/serial range — if unsure, look up your serial number on the catalog page. Look up your serial number →
OWNER'S MANUALS & DOCUMENTS
No documents are on file for this model.
Parts That Fit This Engine
185 priced parts — the green dot marks parts in stock. Prices in US$, excluding VAT.| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| PUMP ASSEMBLY Circulating Water | 8504541 | — | US$ 284 | → |
| GASKET Circulating Water Pump Mount | 49110 | — | US$ 4 | → |
| SCREW (.312-24 x .750) (3/4") | 47277 | in stock | US$ 1 | → |
| PULLEY | 8077301 | — | US$ 131 | → |
| SCREW (.375-16 x 1.00) (1") - STANDARD COOLING | 34353 | — | US$ 2 | → |
| SEAL | 8219471 | — | US$ 50 | → |
| GASKET Front Cover Mount | 850456 | — | US$ 16 | → |
| GASKET SET Overhaul | 805396A92 | — | US$ 2,859 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| NUT (.437-20) Stainless Steel | 82671015 | — | US$ 3 | → |
| SWITCH ASSEMBLY | 88031 | — | US$ 156 | → |
| LOCKWASHER (M8) | 400247 | in stock | US$ 2 | → |
| CLAMP Worm Gear (2.50 Diameter) Cooler | 815504232 | — | US$ 10 | → |
| LOCKWASHER (.375) 3/8-16 THREAD | 35048 | — | US$ 2 | → |
| SWITCH Neutral Safety | 813300 | — | US$ 182 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| LOCKWASHER (.250) Stainless Steel | 26992 | in stock | US$ 1 | → |
| SWITCH | 47613 | in stock | US$ 417 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| STUD (.375-16 x 2.130) | 805357 | — | US$ 2 | → |
| LOCKWASHER (.750) ENGINE MOUNT | 68102 | — | US$ 2 | → |
| BASE ASSEMBLY (FRONT) | 66284A2 | — | US$ 217 | → |
| NUT (.750-16) | 20739 | in stock | US$ 7 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| LOCKWASHER (#10) Stainless Steel THROTTLE BRACKET | 26996 | in stock | US$ 1 | → |
| FUSE ASSEMBLY 90 Ampere | 79023A91 | in stock | US$ 37 | → |
| NUT (.250-28) | 8267119 | — | US$ 2 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| SENDER Temperature | 806490T | — | US$ 35 | → |
| SENDER Water Temperature (Dual Station) | 49734 | — | US$ 75 | → |
| SENDER ASSEMBLY Oil Pressure | 815425T | — | US$ 46 | → |
| SENDER ASSEMBLY Oil Pressure | 37293T | — | US$ 236 | → |
| NUT (#10-32) Stainless Steel THROTTLE BRACKET | 68219 | — | US$ 1 | → |
| FITTING (.375 Male To .125 Female) | 64013 | — | US$ 11 | → |
| SENSOR ASSEMBLY | 805544T | — | US$ 96 | → |
| SENSOR Coolant | 805218T | — | US$ 65 | → |
| FITTING Elbow (45 Degree) | 29085 | — | US$ 11 | → |
| FITTING Reducer Bushing | 805059 | — | US$ 14 | → |
| SWITCH ASSEMBLY | 805605A1 | — | US$ 63 | → |
| ALARM KIT | 816492A6 | — | US$ 164 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| PUMP ASSEMBLY Sea Water | 807151A9 | — | US$ 702 | → |
| BODY/IMPELLER KIT | 807151A14 | — | US$ 181 | → |
| O-RING | 33465 | in stock | US$ 4 | → |
| IMPELLER | 59362T1 | — | US$ 62 | → |
| HOUSING ASSEMBLY Pump | 94913A5 | — | US$ 409 | → |
| SEAL (1.254 x .312) | 90562 | — | US$ 24 | → |
| BEARING Ball | 72961 | — | US$ 32 | → |
| SHAFT | 59501A1 | — | US$ 296 | → |
| RING Retaining | 23720 | — | US$ 3 | → |
| SEAL | 72785 | — | US$ 25 | → |
| BRACE | 861530 | — | US$ 109 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| PUMP ASSEMBLY Oil | 827643 | — | US$ 444 | → |
| PAN ASSEMBLY Oil | 845668T | — | US$ 716 | → |
| TUBE ASSEMBLY Dipstick | 818631A6 | — | US$ 232 | → |
| DIPSTICK Oil Level | 861942T9 | — | US$ 95 | → |
| GASKET Drain | 49955 | — | US$ 9 | → |
| BOLT (M12) | 807497 | — | US$ 34 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| FILTER Oil | 802885Q | — | US$ 9 | → |
| CONNECTOR (.500 Inch NPTF To .500 Inch Inverted Flare) (.50 Inch NPTF to .50 Inch Inv. Flare) | 805563 | — | US$ 22 | → |
| ADAPTER | 818400A1 | — | US$ 138 | → |
| SEAL | 42077 | — | US$ 9 | → |
| WASHER (.2656 x .625 x .0625) Stainless Steel | 35462 | — | US$ 2 | → |
| WASHER (BRACE SLOT) | 34567 | — | US$ 2 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| GASKET SET | 805403A1 | — | US$ 120 | → |
| SCREW (.375-16 x 5.750) | 43749 | — | US$ 10 | → |
| INJECTOR Fuel | 861260T | — | US$ 323 | → |
| O-RING Fuel Injectors | 851889 | — | US$ 14 | → |
| CLAMP Worm Gear | 815504212 | — | US$ 7 | → |
| GASKET SET | 805522A1 | — | US$ 76 | → |
| GASKET Throttle Body | 805396 | — | US$ 30 | → |
| SENSOR ASSEMBLY TPS Throttle Position - Intake Throttle Body | 805226A1 | — | US$ 134 | → |
| MOTOR ASSEMBLY IAC | 805224A1 | — | US$ 138 | → |
| FLAME ARRESTOR | 807656A2 | — | US$ 400 | → |
| SENSOR | 805223T | — | US$ 218 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| INSULATOR Base | 807685T | — | US$ 336 | → |
| FITTING ASSEMBLY 90 Degree | 807783A1 | — | US$ 58 | → |
| O-RING (.301 x .070) | 805063 | in stock | US$ 3 | → |
| FITTING ASSEMBLY | 808001A1 | — | US$ 42 | → |
| O-RING (.530 x .082) | 805062 | — | US$ 5 | → |
| COOLER KIT Fuel | 861267A1 | — | US$ 391 | → |
| PLUG KIT (.500-13) Royal Blue | 806608A1 | — | US$ 5 | → |
| O-RING (.489 x .070) | 32509 | in stock | US$ 2 | → |
| BRACKET | 807979T | — | US$ 168 | → |
| REGULATOR KIT (43 PSI) Fuel Pressure | 861126A1 | in stock | US$ 214 | → |
| FILTER | 805406 | in stock | US$ 7 | → |
| SCREW (#10-24 x .750) | 852368 | — | US$ 2 | → |
| WASHER (.203 x .406 x .040) | 89302 | in stock | US$ 2 | → |
| FITTING KIT | 808002A1 | — | US$ 47 | → |
| WASHER (.328 x .562 x .0312) Copper | 36533 | — | US$ 1 | → |
| BUMPER Rubber | 269011 | in stock | US$ 5 | → |
| NUT (.375-16) | 860069 | — | US$ 8 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| BASE ASSEMBLY Fuel Filter/Water Seperator | 89876A3 | — | US$ 74 | → |
| PLUG Pipe - Allen Head (.250-18) | 32561 | — | US$ 6 | → |
| NUT (.312-24) | 82670811 | — | US$ 2 | → |
| LINE ASSEMBLY Fuel | 807953 | — | US$ 218 | → |
| HOSE ASSEMBLY Fuel Regulator to Filter | 807954T | — | US$ 178 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| GASKET | 86015 | — | US$ 14 | → |
| SCREW (.250-20 x .500) (1/2") | 98253 | — | US$ 1 | → |
| SCREW (.375-16 x 1.250) (1-1/4") - 3/8-16 THREAD | 37612 | in stock | US$ 2 | → |
| SCREW (.375-16 x 2.750) (2-3/4") - 3/8-16 THREADS | 47688 | in stock | US$ 3 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| FITTING Pipe - Brass (.750-14) | 428611 | in stock | US$ 10 | → |
| GASKET | 46820 | in stock | US$ 33 | → |
| GASKET | 863726 | in stock | US$ 19 | → |
| RESONATOR Exhaust | 860222A1 | — | US$ 99 | → |
| RISER KIT Exhaust (3 Inches) | 93320A5 | — | US$ 419 | → |
| RISER KIT Exhaust (6 Inches) | 93322A7 | — | US$ 381 | → |
| NUT (.375-24) | 46335 | — | US$ 6 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| BREAKER Circuit - 50 Ampere (50 AMP) | 806950 | — | US$ 83 | → |
| SOLENOID | 96158T | — | US$ 36 | → |
| NUT (#8-32) Brass (8-32) | 26419 | — | US$ 2 | → |
| BRACKET ECU Mounting | 861714T | — | US$ 84 | → |
| FUSE Mini - Blue - 15 Ampere | 83296915 | — | US$ 3 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| DISTRIBUTOR ASSEMBLY | 805222A1 | — | US$ 1,191 | → |
| CAP Distributor | 808483T3 | — | US$ 68 | → |
| SHAFT ASSEMBLY Main | 808485T | — | US$ 190 | → |
| COIL | 811639T | — | US$ 50 | → |
| MODULE | 811637T | — | US$ 123 | → |
| POLE PIECE | 811641 | — | US$ 47 | → |
| GEAR Drive | 808490 | — | US$ 100 | → |
| HARNESS ASSEMBLY Distributor Module To Ignition Coil | 817376T | — | US$ 17 | → |
| COIL Ignition | 817378 | — | US$ 121 | → |
| GASKET | 344863 | — | US$ 2 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| COVER Rocker | 802565 | — | US$ 159 | → |
| PUSH ROD | 852003 | — | US$ 54 | → |
| PUSH ROD | 852004 | — | US$ 57 | → |
| VALVE Intake (2.250 Diameter) Standard | 821024T | — | US$ 111 | → |
| SPRING Valve | 801879T | — | US$ 59 | → |
| KEY | 54530 | — | US$ 7 | → |
| SHIM Valve Spring (.015) | 845669 | in stock | US$ 6 | → |
| GASKET Cylinder Head | 850470 | — | US$ 81 | → |
| GASKET Cylinder Head | 811546 | in stock | US$ 110 | → |
| SCREW (.438-14 x 4.060) Cylinder Head | 845705 | — | US$ 5 | → |
| O-RING | 29439 | — | US$ 3 | → |
| GROMMET | 811553 | — | US$ 29 | → |
| TIE STRAP (8.00 Inches) | 816311T | — | US$ 1 | → |
| NUT (.250-28) Stainless Steel | 826709109 | — | US$ 3 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| FITTING Elbow (45 Degree) | 37682 | — | US$ 26 | → |
| BUSHING | 860088 | — | US$ 12 | → |
| EXPANSION PLUG (1.625) Expansion (1-5/8" DIA.) | 34270 | — | US$ 10 | → |
| BEARING SET (SET) | 85684 | — | US$ 205 | → |
| CAMSHAFT | 850478 | — | US$ 645 | → |
| GUIDE Lifter | 845754 | in stock | US$ 6 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| RING Piston (STANDARD) | 827651T | in stock | US$ 244 | → |
| RING Piston | 850447 | in stock | US$ 152 | → |
| RING SET Piston - Standard (STANDARD) | 827660 | — | US$ 106 | → |
| SEAL | 811554 | — | US$ 151 | → |
| DRIVEPLATE ASSEMBLY | 860125T | — | US$ 986 | → |
| DRIVEPLATE ASSEMBLY | 862975A1 | — | US$ 1,567 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| RECOVERY KIT Coolant | 71587A10 | — | US$ 79 | → |
| BOTTLE Plastic | 71587A11 | — | US$ 109 | → |
| CAP Bottle Coolant Bottle | 72058 | — | US$ 11 | → |
| SEAL Thermostat Thermostat | 8071341 | — | US$ 15 | → |
| THERMOSTAT | 991551 | — | US$ 48 | → |
| SCREW (.375-16 x 1.00) | 98794 | — | US$ 3 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| NUT (M6) Stainless Steel | 400212 | — | US$ 2 | → |
| SCREW (.312-18 x 1.500) Hex Flange | 828213 | in stock | US$ 2 | → |
| WASHER | 57792 | — | US$ 2 | → |
| PINION STUD (.437-20) Stainless Steel | 8183812 | — | US$ 17 | → |
| BUSHING | 818380T | — | US$ 3 | → |
| NUT (.437-20) Brass/Nickel Plated | 859135 | in stock | US$ 6 | → |
| PULLEY ASSEMBLY Idler - Black | 807757T | — | US$ 88 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| NUT (.437-20) Stainless Steel | 34933 | — | US$ 5 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| INJECTOR ASSEMBLY Fuel | 805225A1 | in stock | US$ 463 | → |
| SEALING KIT Fuel Injector | 805511A1 | — | US$ 31 | → |
| FILTER | 17422 | in stock | US$ 38 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| REGULATOR ASSEMBLY Fuel Pressure | 805227A1 | — | US$ 173 | → |
| O-RING (.476 x .075) | 805531 | in stock | US$ 7 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| QUAD RING | 806609 | — | US$ 2 | → |
| REGULATOR ASSEMBLY Fuel Pressure (36 PSI) | 860349A1 | — | US$ 282 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| GASKET Elbow to Manifold | 860232 | — | US$ 10 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| BREAKER Circuit - 50 Ampere (50 AMP) | 11178 | — | US$ 87 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| NUT (.250-28) | 35045 | — | US$ 1 | → |
| Part | Part no. | Stock | Price (US$, excl. VAT) | |
|---|---|---|---|---|
| HOSE (44.00 Inches Bulk) Drain to Y-Fitting | 4285069 | — | US$ 33 | → |
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