MerCruiser GM 165hp 4.1L 250cid Crankshaft 3876802N OMC Stringer Chevy 425-3156 Oil Senders Pumps and Remote Filters I know 43-24437 was a

I know 43-24437 was a 22-tooth gear that was for single-cylinder WD3 applications that looks significantly different than this one

During this time period there were 2 different types of flywheel covers depending on which type of coupler the engine used

0L 305 V8 / 5

Previously installed on a OMC GM 3

MerCruiser GM 165hp 4.1L 250cid Crankshaft 3876802N OMC Stringer Chevy 425-3156 Oil Senders Pumps and Remote Filters I know 43-24437 was aItem Details Removed from a 1970's MerCruiser Alpha One GM 4. 1L 165hp 250CID Used from 1968 1979 on virtually all OMC & Mercruiser 165hp power plants. (both companies used the same GM blocks, but OMC used bolts rather than studs at the end of the crankshaft to hold the couplers on) MerCruiser Part Number 425 3156 or 425 6516 We did not see a GM part number expressedly stamped on this but this would be equivalent to 3876802 3876802N what sometimes