PD 240/256 LS Supercharger Camshaft (240/256-118+4) for Positive Displacement

Product Description Grind # XA240/365-XA256/355-18+4 Maximum Street Performance Duration at .050: 240/256 118 Lobe Center Angle with a 114 Degree Intake Centerline Lift with 1.7 Rocker Arm Ratio: .621″/.604″ Recommended Displacement: 5.7-6.2 Liter Engines Recommended Compression Ratio: 8.5:1-10.5:1 Recommended Headers: 1 3/4″ – 2″ Recommended Stall Converter: 3400 – 4400 RPM Recommended Rear Axle Ratio: 3.42 – 4.10 The PD 240/256 positive displacement supercharger LS camshaft is designed for maximum street performance applications in vehicles using 5.7-6.2 liter and 383+ cubic inch stroked LS engines equipped with positive-displacement style superchargers. The PD 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. You can read more about our cam cores here > Cam Motion’s cam cores Recommended Accessories: •Cam Motion .660″ lift Dual Valve Spring Kit •Cam Motion 5/16″ .080″ Wall Hardened Chromoly Pushrods