The best way is to verify your engine's model
and test the engine with a reliable water supply
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2L MPI MIE 4-Stroke S/N 0M398395 - 1A089999 35-866171A01/8M0093688 MerCruiser SCORPION 350 EC 4-Stroke S/N 0W698433 & Up 35-866171A01/8M0093688 MerCruiser SCORPION 377 HO EC 4-Stroke S/N 1A091488 - 1A092170 35-866171A01/8M0093688 MerCruiser 383 MAG Stroker Inboard 4-Stroke S/N 1G300000 & Up 35-866171A01/8M0093688 MerCruiser 496 H
For maximum adhesion
Air Filter – Fits Volvo Penta AD31, AD41, TMD31, TMD41 (Replaces 21646645, 3582358) 91HP The best way is toProduct Details This marine engine Air Filter Fits Volvo Penta AD31, AD41, TMD31, TMD41 Engines, providing reliable filtration for diesel engines in the 30 and 40 series. It is designed for models including AD31, AQAD31, TAMD31, TMD31, AD41, AQAD41, TAMD41, and TMD41. This air filter element serves as a direct aftermarket replacement for Volvo Penta part numbers 21646645 and 3582358, as well as Sierra part 18 7908. Engineered for direct fit