The title pretty much says it. I got into an argument, sort of, over what they are made of. I quaoted Shepards comments in How to hop up Magnum motors. Shepard says they are made of the same high nickel material as the Hemi blocks?

Last edited by gregsdart; 03/21/17 03:24 PM.
8..603 156 mph best, 2905 lbs 549, indy 572-13, alky