[quote the best non-race head=replacement type




Still debatable....Casting quality...I'll take the RPM heads....

Flow wise, every flow test Ive seen of OOTB heads, the RPM is better than the Stealth. Yes, when CNCed they are almost identical...but OOTB RPM takes it.


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.