Cam Motion Hot Street Stroker LS Camshaft (239/247-113+3) for Rectangle Port

Grind # XA239/365-XA247/355-13+3 Aggressive Street Performance Duration at .050: 239/247 113 Lobe Center Angle with a 110 Intake Centerline Lift with 1.7 Rocker Arm Ratio: .621"/.604" Recommended Displacement: 402-418 Cubic Inch Engines Cylinder Heads: Rectangle Port Recommended Compression Ratio: 10.5-11.5:1 Recommended Headers: 1 7/8" Recommended Stall Converter: 2800-3800 Recommended Rear Axle Ratio: 3.42-4.11 *Compatible with factory intake, high flow aftermarket long runner intake manifolds, dual plane and single plane short runner intake manifolds. The Hot Street Stroker Rectangle Port camshaft is designed for aggressive street performance in cars using 402-418 cubic inch LS engines equipped with rectangular port, LS3/L99/L92 style heads. The Hot Street Stroker will have a very lopey idle and very strong power throughout mid-range and upper RPM range. This camshaft is designed for the enthusiast who wants an aggressive sounding engine with exceptional power and performance. This camshaft should be used with intake and exhaust modifications for increased flow. Headers, high flow exhaust, intake system upgrades, increased stall speed torque converter and increased rear axle ratios are recommended. The Hot Street Stroker cam is 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 •Cam Motion High Performance Hydraulic Lifters