WIX Archives
Re: Merlin Crankshaft
Posted by bdk on Tue Jun 11, 2002 07:33:57 PM
In reply top Merlin Crankshaft posted by Michael on Tue Jun 11, 2002 05:06:04 PM
I think that the Packard cams were gas carburized .020, but I don't know if this holds true for the cranks too, or if RR even used the same methods. I had looked at one time into getting some cams reground. I got this info from John Sandburg (JRS).
BK
: I know that the crankshaft was forged of a nickel ? chromi
: um molybdenum steel which was nitrided but can anyone tell
: me what blend would this composition correspond to, e.g.
: EN19, BS970, Gr 835 etc. Also to what depth was the cranks
: haft nitrided to ?