This High Energy camshaft is designed for street engines. It will produce more power than a stock cam throughout the rpm range. High Energy camshafts work great for everyday driving. This cam will produce more power is more efficient and will not affect your engines idle characteristics.

1988-93 Corvette heads require the use of guide plates. 1955-57 265 c.i.d. engines need an oiling groove in rear journal of camshaft. This camshaft is for carburetor equipped vehicles only. 50-state legal for 1987 and earlier carbureted V8 small block Chevy 262-400 c.i.d. C.A.R.B. E.O #D-279-3 D279-5 D-279-6

Specifications:
Advertised duration: 268 intake/268 exhaust
Duration at .050: 218 intake/218 exhaust
Lift: .454 in. intake/.454 in. exhaust
Lobe separation: 110 °
RPM range: 1500 to 5500