What year did 302 go to roller cam?
What year did 302 go to roller cam? 1985 In 1985, Ford introduced hydraulic roller tappet camshafts on the 302 (5.0L) HO engine for the Mustang and Lincoln Mark VII LSC. Roller camshafts offer better durability and higher RPM capability than flat-tappet cams. What year did Ford start using roller cam? 1985 was the first year for the roller blocks. What did the 302 and 351W become roller blocks? Mallory did put out a dizzy with the hardened gear for the roller 302 engines. I have one and had the same concerns. Check back with the Mallory tech reps and...