1 results for pontiac 455 headers found in 0.000 seconds

non-emission 1965-1976 olds 400 425 and 455 c.i.d v8s · dual quench areas for a ... accept factory exhaust aftermarket headers and factory valvetrain components ... street legal street highperformance pontiac heads performer rpm pontiac · designed ... for 1965-1979 389455 c.i.d pontiac engines · patterned after the 1969-1970 ... ram air iv pontiac cylinder head note recommended intake ... compression engines performer rpm pontiac intake valve chamber port sizes size ... after the 1969-1970 ram air iv pontiac cylinder head must use ram air iv ... exhaust manifolds or headers only not legal for sale or use on ...