.427″ valve lift. The low compression version of the ”A” cam. To be used on engines that have low compression (1:8 C.R. or less) pistons installed. The reduced duration improves performance.
.427″ valve lift. The low compression version of the ”A” cam. To be used on engines that have low compression (1:8 C.R. or less) pistons installed. The reduced duration improves performance.