I am pretty proud of the AMX. The 421 cubic inch small block Mopar in the AMX is nothing special. It has Bloomer heads, Bloomer 4.125 crackshaft, Bloomer 6.250 rods, Crower off-the-shelf 31409 cam shaft, Unported Is Super Victor intake, The cheaper Hughes rocker arms, Flat top pistons with 11.2...