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  • Street King Stroker LS LLR Camshaft (249/261-112+4) for Rectangle Port

Street King Stroker LS LLR Camshaft (249/261-112+4) for Rectangle Port


Product Description

Grind # LL249/405-LL261/395-12+4 

Solid Roller Camshaft
Maximum Street Performance / Street-Strip
Duration at .050: 249/261
112 Lobe Center Angle with a 108 Intake Centerline
Lift with 1.7 Rocker Arm Ratio: .688"/.671"
Recommended Displacement: 402-418 Cubic Inch Engines
Cylinder Heads: Rectangle Port
Recommended Compression Ratio: 10.8-12.0:1
Recommended Headers: 1 7/8"
Recommended Stall Converter: 3200-4500
Recommended Rear Axle Ratio: 3.73-4.30
*Designed for factory style intake & high flow aftermarket long runner intake manifolds.

The Street King Stroker LLR - 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. 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. Cam Motion offers this cam in our top of the line 8620 camshaft cores. You can read more about our cam cores here > Cam Motion's cam cores

Recommended Accessories:
•Adjustable Roller Rocker Arms
•Cam Motion Solid Roller Lifters
•Cam Motion SK143306 Dual Valve Spring Kit
•Cam Motion 5/16" diameter, .120" Wall or 3/8" diameter, .135" wall Hardened Chromoly Pushrods
*This camshaft will require pistons with valve reliefs for proper piston-to-valve clearance.

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