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56720 Washer
Some part numbers I found on here 277173 Front half of power head crank case intake
40hp (1971-1973)
(Can be used on the rare 2-piece rear main seal early 4
GM 14096629 MerCruiser 733-810852 Piston Connecting Rod Set 140hp 3.0LX 3853340 Risers 56720 WasherPart Numbers (GM MerCruiser OMC Stringer OMC Cobra) Piston (Standard Size, FLAT TOP HEAD) GM 14096629 (stamped) MerCruiser 733 810852 OMC (914816 0914816) Volvo Penta 3853340 Connecting Rod GM ??? (Likely GM 3788435) MerCruiser 613 3817 613 3817T OMC (0908505 908505) Volvo Penta 3853785 General Application Compatibility Above all else, it's always a good idea to match the number stamped on your existing pistons! MerCruiser & OMC GM 3. 0L 4cyl 140hp