MerCruiser 222-4521 Flywheel GM 250 6cyl 165hp 4.1L 12-3/4" 153 Teeth Exhaust Boots For 165 Drives S/N 3780849

For 165 Drives S/N 3780849 & Below

3LX 262CID 205hp Engines 1985-1992 applications

Years:   1989 1990 1991 1992 1993   (and possibly others)

You will receive both items in the set as pictured

(Make Sure Yours looks just like this one and drive shaft measures the same

MerCruiser 222-4521 Flywheel GM 250 6cyl 165hp 4.1L 12-3/4" 153 Teeth Exhaust Boots For 165 Drives S/N 3780849Item Details MerCruiser 222 4521 Crankshaft Flywheel GM XXXXXXXX (Cast Number) Suitable Replacement for 222 2339 (The manual references 222 6355 which I think was an inaccuracy in the parts manual. Only reason is that was the same number found on the early V Engines diagram and all of those with the same "reference number" have always been 366861N that we have pulled out of engines) Removed from a MerCruiser GM 6cyl 165hp 4. 1L 250CID From the Late