Chevrolet, GM, 250 six Performance Head! 2.02 - 1.60 stainless valves, Sunnen honed bronze guide liners, multi-angle valve seats with bowls hogged and valve reliefs cut. Screw in studs, push rod guides relieved for big cams. Z-28 valve springs 76cc. $1,000.00 fob Creston, B.C.
