A low deck with a raised port head will be comparable to a RB for height with a normal type intake. I run a 511 with Indy SR heads and a six pack. The a12 aircleaner wouldn’t fit under the matching hood on a 440 with sr heads but works great on the 400.
68 Dart GTS "HEMI" 10.30 @ 131 pump gas street car 3780# 69 Roadrunner 511 six pack 10.92 drive to track street car
