Quote:
Originally Posted by johnjzjz
P.O.S. Nutech 383 with spun bearings and destroyed Callies crank!
i just read that and i have seen many many callies cranks do just that we think its in the metal ( rockwell ) < its hardness was incorrect and sheared off the bearing material and everone we sonicked was cracked a year old -jz
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Speaking of poor rockwell hardness,
John, did you run across a problem with some of Comp's Cams being too soft a little while ago?