RWA 1429 #1A 2.3 Hydraulic slider camshaft. .415″ lift 218 Duration @.050″. Use with stock length valves, RWA 1470 valve springs and RWA 1476A retainers are recommended. Power is in the 2700-6500 rpm range. This is an excellent choice for mild street use or for use as a “stock” rule cam.