yes..the heads and everything will change over..the 91 block is still a LA block but has provisions for the Factory OEM hydraulic roller lifters and roller camshaft.
The flat tappet cam can still be used.
Last edited by 70AARcuda; 03/17/1705:44 PM.
Tony
70 AARCuda Vitamin C 71 Dart Swinger 360 10.318 @ 128.22(10-04-14 Bakersfield) 71 Demon 360 10.666 @122.41 (01-29-17 @ Las Vegas) 71 Duster 408 (10.29 @ 127.86 3/16/19 Las Vegas)
