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38,231,304 parts
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Mercury
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Mercury Marine [Updated: Apr. 10, 2026]
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Sterndrive
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Engines - Diesel
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4.2L L6 VM
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D254 TURBO AC (BRAVO) VM 254 I/L6
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1990-1993 [0C849461 THRU 0D554731] - Cat.# 90-81841193
1990-1993 [0C849461 THRU 0D554731] - Cat.# 90-81841193
Name
Type
AIR CLEANER (NEW DESIGN)
Schematic
AIR CLEANER (OLD DESIGN)
Schematic
AIR COOLER
Schematic
ALTERNATOR
Schematic
CAMSHAFT
Schematic
CONNECTING ROD AND PISTON
Schematic
COOLANT RECOVERY
Schematic
COOLING WATER TANK
Schematic
CRANKSHAFT
Schematic
CYLINDER HEAD
Schematic
ENGINE/CYLINDER BLOCK
Schematic
EXHAUST MANIFOLD
Schematic
FLYWHEEL HOUSING (STERN DRIVE)
Schematic
FLYWHEEL HOUSING/DRIVE PLATE (INBOARD)
Schematic
FRONT COVER
Schematic
FUEL FILTER
Schematic
INJECTION NOZZLE/LINES
Schematic
INJECTION PUMP
Schematic
INSTRUMENT PANEL
Schematic
MANIFOLD STRIP
Schematic
MERCATHODE (STERN DRIVE)
Schematic
MISCELLANEOUS PARTS AND ACCESSORIES
Schematic
MOTOR HARNESS
Schematic
OIL COOLER AND OIL FILTER (INBOARD)
Schematic
OIL COOLER AND OIL FILTER (STERN DRIVE)
Schematic
OIL PAN
Schematic
POWER STEERING COMPONENTS (STERN DRIVE)
Schematic
POWER STEERING CYLINDER (STERN DRIVE)
Schematic
ROCKER ARM AND OIL LINES
Schematic
ROCKER COVER
Schematic
SEAWATER PUMP (INBOARD)
Schematic
SEAWATER PUMP (STERN DRIVE)
Schematic
SHIFT BRACKET (STERN DRIVE)
Schematic
STARTER MOTOR
Schematic
TRANSMISSION (DIRECT DRIVE) (INBOARD)
Schematic
TRANSMISSION (DIRECT DRIVE) (INBOARD)
Schematic
TRANSMISSION (V-DRIVE) (INBOARD)
Schematic
TRANSMISSION (V-DRIVE) (INBOARD)
Schematic
TRANSMISSION AND RELATED PARTS (INBOARD)
Schematic
TRANSMISSION MOUNTING (INBOARD)
Schematic
TURBO CHARGER/EXHAUST ELBOW (INBOARD)
Schematic
TURBO CHARGER/EXHAUST ELBOW (STERN DRIVE)
Schematic
WATER PICK-UP KIT (OLD DESIGN) (STERN DRIVE)
Schematic
WATER PUMP
Schematic