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yes I am
Haven't got a block as yet
These are J heads?
I am not sure whether these heads are J heads? They have been ported by the looks, they were on my 340 +.040" and worked well, my main question is...
not @ 050" only at .006" as I posted.
Just wondering if anyone could work out the dynamic comp on the 318 stroker we are about to build using a Comp Cams Xtreme Energy 242/248...