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Mercury Marine [Updated: Apr. 10, 2026]
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7.4L (454 CU IN) V8 GM
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454 MAG. MPI HORIZON (GEN. VI) GM 454 V-8
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[0L002200 THRU 0L086049] - Cat.# 90-80257998
[0L002200 THRU 0L086049] - Cat.# 90-80257998
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ALTERNATOR (MANDO)
schematic
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CLOSED COOLING SYSTEM (454 MAG MPI HORIZON)
schematic
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CLOSED COOLING SYSTEM (8.2L MPI)
schematic
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CRANKSHAFT PISTONS AND CONNECTING RODS
schematic
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CYLINDER BLOCK AND CAMSHAFT
schematic
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CYLINDER HEAD AND ROCKER COVER
schematic
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DISTRIBUTOR AND IGNITION COMPONENTS
schematic
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ELECTRICAL BOX AND COMPONENTS
schematic
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EXHAUST MANIFOLD AND EXHAUST ELBOW
schematic
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FLYWHEEL HOUSING
schematic
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FUEL FILTER
schematic
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FUEL PUMP AND FUEL COOLER
schematic
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FUEL RAIL ASSEMBLY
schematic
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INTAKE MANIFOLD AND INTAKE PLENUM
schematic
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OIL FILTER AND ADAPTOR
schematic
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OIL PAN AND OIL PUMP
schematic
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SEA WATER PUMP
schematic
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SENDERS AND HARNESS BRACKET
schematic
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SERVICE AND SUPPORT INFORMATION
schematic
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STANDARD COOLING SYSTEM (8.2L MPI)
schematic
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STARTER AND ALTERNATOR
schematic
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STARTER MOTOR
schematic
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TRANSMISSION (DOWN ANGLE)(HURTH 630) PAGE 1 OF 2
schematic
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TRANSMISSION (DOWN ANGLE)(HURTH 630) PAGE 2 OF 2
schematic
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TRANSMISSION (V-DRIVE)(HURTH 630) PAGE 1 OF 2
schematic
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TRANSMISSION (V-DRIVE)(HURTH 630) PAGE 2 OF 2
schematic
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TRANSMISSION AND ENGINE MOUNTING (BORG WARNER 5000)
schematic
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TRANSMISSION AND ENGINE MOUNTING (BORG WARNER 72)
schematic
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TRANSMISSION AND ENGINE MOUNTING (HURTH 630)
schematic
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TRANSMISSION AND RELATED PARTS (BORG WARNER 5000)
schematic
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TRANSMISSION AND RELATED PARTS (BORG WARNER 72)
schematic
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TRANSMISSION AND RELATED PARTS (HURTH 630)
schematic
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WATER PUMP AND FRONT COVER
schematic
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WIRING HARNESS (EFI)
schematic
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WIRING HARNESS (ENGINE)
schematic