Posted 7/30/2014 08:29 (#3993017 - in reply to #3992823) Subject: RE: Question about a Super M crankshaft
SE Nebraska
pupdaddy12003 - 7/30/2014 05:30 Some cranks are "nitrided"...and if ground that far, it exceeds the depth that the process attains. I'd say if they ground it to M size...then they should find an M to put it in...and find you a Super M crank.