Yep, cams are case hardened which means that the surface of the journal is heat treated .050" to maybe .100" deep and when you regrind the journal it removes the heat treated section of steel, down to the soft stuff.
Yep, cams are case hardened which means that the surface of the journal is heat treated .050" to maybe .100" deep and when you regrind the journal it removes the heat treated section of steel, down to the soft stuff.
See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709
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