[quoteI want to say you can acheive 76+cc in an unmilled head while only sacrificing C/R.$$$




My heads were opened up to 69.7 before milling.


72 RR, Pump gas 440, 452s, 3800 lbs, Corked, ET Radials,. 11.33@117.72. Same car, bone stock 346s, 9.5 comp, baby solid. 12.24@110.