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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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3.0L (181 CU IN) L4 GM
/
3.0L GM 181 I/L4
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[0L097000 THRU 0W301999] - Cat.# 90-80486299
[0L097000 THRU 0W301999] - Cat.# 90-80486299
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Alternator Break Down Mando
schematic
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Alternator Delco (S/N-0L382122 And Up)
schematic
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Alternator Mando (S/N-0L382121 And Below)
schematic
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Carburetor Kit (TKS)
schematic
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Carburetor Mercarb
schematic
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Closed Cooling System
schematic
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Crankshaft Camshaft and Water Pump
schematic
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Cylinder Block Piston and Bearings
schematic
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Cylinder Head and Rocker Cover
schematic
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Decals
schematic
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Drain System (S/N-0L630000 & Up)
schematic
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EST Ignition Components
schematic
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Electrical Components
schematic
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Engine Mounting
schematic
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Exhaust Manifold (0M679999 and Below / With end Caps)
schematic
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Exhaust Manifold (0M680000 and Up / Without End Caps)
schematic
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Exhaust System
schematic
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Flywheel Housing
schematic
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Fuel Pump and Carburetor
schematic
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Oil Pan and Oil Pump
schematic
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Oil Reservoir Bottle and Bracket
schematic
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Power Steering Pump Assembly
schematic
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Remote Oil Filter
schematic
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Service And Support Material
schematic
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Shift Bracket (SN-0M659999 and Below)
schematic
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Shift Bracket (SN-0M660000 and Up)
schematic
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Starter Motor (PG260F1)
schematic
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Starter Motor Mounting
schematic
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Swiss Emissions Parts (BSO1 & SAV1)
schematic
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Thermostat And Hoses (Standard Cooling)(S/N: 0L341000 And Up)
schematic
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Thermostat and Hoses (S/N: 0L340999 And Below)
schematic
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Wiring Harness
schematic