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Mercury Marine [Updated: Apr. 10, 2026]
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Sterndrive
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Engines - Gas
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8.1L (496 CU IN) V8 GM
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496 MAG (H.O. Model)
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[0M687144 THRU 0W059999] - Cat.# 90-881784001
[0M687144 THRU 0W059999] - Cat.# 90-881784001
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Block Camshaft and Pistons
schematic
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Block Crankshaft, Oil Pump and Front Cover
schematic
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Closed Cooling System
schematic
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Cool Fuel System
schematic
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Cylinder Head
schematic
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Drive Lube Reservoir Assembly
schematic
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Engine Cover
schematic
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Engine Mounts
schematic
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Exhaust Manifold Elbow and Riser
schematic
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Exhaust System Components
schematic
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Flywheel Housing
schematic
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Fuel Filter and Boost Pump
schematic
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Gasket Set Components (27-883231A 1) Engine
schematic
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Gasket Set Components (27-889924A02) Overhaul
schematic
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Intake Manifold
schematic
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Lifting Brackets and Wiring Harness
schematic
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Mercathode Kit
schematic
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Oil Pan and Drain System
schematic
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PCM and Bracket
schematic
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Power Steering
schematic
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Raw Water Cooling System
schematic
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Remote Oil System
schematic
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Seawater Pump
schematic
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Service and Support Material
schematic
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Shift Bracket ( Digital Throttle and Shift )
schematic
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Shift Bracket Mechanical Shift (0W029410 and Below)
schematic
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Shift Bracket Mechanical Shift (0W029411 and Up)
schematic
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Smart Craft Sensor and Harnesses
schematic
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Starter and Alternator
schematic
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Throttle Body Digital Throttle-Shift
schematic
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Throttle Body Mechanical Throttle-Shift
schematic
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Trim Pump Assembly (Complete)
schematic
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Trim Pump and Motor Components
schematic
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Water Drain System
schematic