CAM MOTION CS SUPERCHARGER LS Hydraulic Roller Camshaft, 8660 [240-256 | .621-.604 | 117] (GM LS)

Grind # XA240/365-XA256/355-117+5
Maximum Street - Street/Strip - Race
Duration at .050: 240/256
117 Lobe Center Angle with a 112 Degree Intake Centerline
Lift with 1.7 Rocker Arm Ratio: .621"/.604"
Recommended Displacement: 402-418 Cubic Inch Engines
Recommended Compression Ratio: 9.0:1-10.5:1
Recommended Headers: 1 7/8" - 2"
Recommended Stall Converter: 3800+ RPM
Recommended Rear Axle Ratio: 3.55 - 4.10

The CS 240/256 centrifugal supercharger LS camshaft is designed for max-street or race applications in vehicles using 5.7-6.2 liter LS engines equipped with centrifugal style superchargers.

The CS 240/256 Supercharger Camshaft will have a "lopey" or "choppy" idle and strong power through upper RPM range with emphasis on extended RPM capability. This camshaft will perform best in a vehicle properly setup for upper RPM performance with modifications including: headers, free flowing performance exhaust, increased stall speed torque converter and optimum final drive ratio. Valve spring and pushrod upgrade are required.

Our Supercharger series cams are designed with our renowned smooth cam lobe design that provides quiet valve train operation and excellent upper rpm stability. Cam Motion offers this cam in 5150, 8660 and our top of the line 8620 camshaft cores.

Recommended Accessories:

• Cam Motion .660" lift Dual Valve Spring Kit
• Cam Motion 5/16" .080" Wall Hardened Chromoly Pushrods