crankshaft

[johncarter215]

Looking 2 buy a 2003 mercury marauder crankshaft possibly steel but cast iron is good. :cool:

[fastblackmerc]

Looking 2 buy a 2003 mercury marauder crankshaft possibly steel but cast iron is good. :cool:

You'll want a forged one. Probably best to buy it new.

[Ourobos]

03 Cobra forged units can be had for 300-350 in good usable condition, but would require a different flexplate.

[Marauderjack]

Unless you are gonna make a BUNCH of power a stock crank is fine!!:beer: