Cam Motion Street King Stroker LLR LS Camshaft (247/259-110+4) for "Single Plane" Rectangle Port

Grind # LL247/405-LL259/395-10+4 Solid Roller Camshaft Maximum Street Performance / Street-Strip Duration at .050: 247/259 110 Lobe Center Angle with a 106 Intake Centerline Lift with 1.7 Rocker Arm Ratio: .688"/.671" Gross Lift Recommended Displacement: 402-418 Cubic Inch Engines Cylinder Heads: Rectangle Port Recommended Compression Ratio: 11.0-12.0:1 Recommended Headers: 1 7/8" Recommended Stall Converter: 3400-5000 Recommended Rear Axle Ratio: 3.73-4.30 *Specifically designed for single plane short runner intake manifolds. The Street King "Single Plane" Stroker - Rectangle Port camshaft is designed for maximum street performance and street-strip application in cars using 402-418 cubic inch LS engines equipped with rectangular port, LS3/L99/L92 style heads and single plane intake manifolds like the Victor, High Ram, Mid Ram and GMPP style intake manifolds. The Street King Stroker will have a rough idle and explosive midrange and high RPM power. This camshaft is designed for the enthusiast who wants the most aggressive camshaft for maximum power from their street driven stroker engine. This camshaft requires intake and exhaust modifications for maximum flow. Headers, high flow exhaust, intake system upgrades, increased stall speed torque converter and increased rear axle ratios are required to achieve maximum performance. The Street King Stroker cam is designed with our renowned smooth cam lobe design that provides quiet valve train operation and excellent upper rpm stability.