O-RING BLOCK HELP
I RECENTLY BOUGHT A GEN. IV BLOCK THAT HAS BEEN O-RING. IT WAS A BLOWER SET-UP PREVIOUSLY. I INTEND ON USING MY CANFIELD HEADS ON THIS 505C.I. DOES ANYONE KNOW WHAT COPPER HEAD GASKET TO USE, AND WILL I NEED TO HAVE RECEIVER GROOVES CUT INTO THE HEADS. THE J/E PISTONS ARE 14.5 TO 1 COMPRESSION. THE BLOCK STILL HAS THE STAINLESS STEEL WIRE IN PLACE, AND SOME VERY NICE MACHINE WORK DONE.