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Add to CartSierra high-quality engine parts are designed to meet OEM specifications.
Interchangeable with:
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
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Sierra 18-1989 MerCruiser V8 Thermostat Housing Features: Material: Stainless Steel Fits: MCM/MIE GM V-8 (454 & 502 cid) engines Special Order est. 10 Days Interchangeable...
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Sierra 18-6298 MerCruiser Alternator Sierra high-quality engine parts are designed to meet OEM specifications. All Sierra alternators meet or exceed USCG and SAE J1171 safety requirements and are...
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Sierra 18-7098-1 Carburetor Kit Replaces 3302-804844002 ( 2 bbl ) for MerCarbs For 2 bbl MerCruiser Mercarb carburetors with hooked accelerator pumps. Applications: MCM 140/3.0L/3.0LX(4 cyl...
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Sierra 18-5116-1 MerCruiser V6/V8 Ignition Sensor For: V-6 & V-8 with Thunderbolt ignition (1981-1997) nut connectors. Interchangeable...
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Sierra 18-2172 Engine Coupler Sierra replacement engine coupler for MerCruiser Stern Drives. All Sierra aftermarket engine parts are manufactured to meet or exceed OEM requirements. Fits: MCM GM...
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