Sierra GM V8 Big Block Knock Sensor
The Sierra 18-0418 Gasket cross-references OMC 909613, OMC 3852472, Volvo Penta 3852472. It seals the mating surfaces at the specified joint to help prevent fluid, exhaust or cooling-water leakage.
Fits: MCM/MIE GM V8 (454, 482, 496, 502 and 540 cid) engines
Fits: Volvo 7.4L, GL, GI, GSI, and 8.2L, GL, GI, GSI
Volvo Penta
GLM
Crusader

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What is Sierra 18-0418?
Sierra 18-0418 is a exhaust manifold.
Which part numbers cross-reference Sierra 18-0418?
This listing cross-references Crusader 96653, GLM 33760, Mercruiser 27-46820 and OMC 3852472. See the Cross References & Alternative Products section above for linked alternatives where available.