COMP Cams CL51-751-11 Magnum Solid Roller Cam and Lifter Kit for Pontiac - 243/243 265-455

The COMP Cams CL51-751-11 is a Magnum Series 243/243 solid roller camshaft and lifter kit engineered for Pontiac 265-455 V8 engines. Designed for street/strip performance, this kit delivers a broad, aggressive power band ideal for high-performance builds requiring increased compression, headers, lower rear-end gears, and a 3,000+ RPM stall converter. Expect a characteristically choppy idle and strong mid-to-upper RPM performance.

Key Camshaft Specifications:

• Camshaft Series: Magnum
• Cam Type: Solid Roller (Retro-Fit)
• Grind Number: 288R
• Advertised Duration (Int./Exh.): 288°/288°
• Duration at .050" Lift (Int./Exh.): 243°/243°
• Valve Lift (Int./Exh.): 0.550" / 0.550" (with stock rocker arm ratio)
• Lobe Separation Angle: 110°
• Intake Valve Lash: 0.020"
• Exhaust Valve Lash: 0.020"
• Basic Operating RPM Range: 2,200–6,500 RPM
• Camshaft Material: Billet Steel
• Cam Gear Attachment: 1-Bolt

Kit Includes:

• Magnum solid roller camshaft
• Mechanical roller lifters
• Assembly lube
• Decals and installation instructions

Additional Requirements:

• Upgraded valve springs are required for use with this camshaft
• Not compatible with computer-controlled ignition systems

COMP Cams Magnum solid roller cam and lifter kits are built for serious street performance enthusiasts and all-out competition drag racers alike. The billet steel core and precision-ground roller lobes provide long-term durability and consistent valve timing under high-RPM stress. This kit is a direct upgrade path from the standard 51-751-11 camshaft-only option, adding matched mechanical roller lifters for a complete valvetrain foundation on your Pontiac V8 build.