Michael Rasmussen; Massaprqua, NY: I have a 454 big-block from a Chevy truck in my Chevelle. I just purchased the Edelbrock Performer RPM 60459 heads, an 800-cfm carb, and an Air-Gap manifold. I ...

(Greg Zyla is a syndicated auto columnist who welcomes reader questions on old cars, auto nostalgia and old-time racing at 303 Roosevelt St., Sayre, Pa. 18840 or email at [email protected])., ...