Originally Posted By racerhog


USE WHAT YOUR ENGINE BUILDER TELLS YOU TO USE !!!! PERIOD !!!!!
Most folks dont know jack about oils....


Some engine builders don't know jack about oils....

Not directed towards anybody on here, but just sayin...


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.