I have run most of the XE grinds,nice cams, but they are noisy. If you dont mind a little noise run a purpleshaft .528 mechanical. Its worth at least 25HP on the XE275HL and its very mellow. I have one in my 440 with SRP pistons and it runs great!

Last edited by R/T1968R/T; 09/11/18 08:31 PM.