COMP Cams 11-420-8 Magnum Hydraulic Roller Camshaft for Big Block Chevy

The COMP Cams 11-420-8 Magnum hydraulic roller camshaft is designed for Big Block Chevy applications and delivers a 0.566-inch lift profile on both the intake and exhaust sides. Its hydraulic roller design supports consistent valvetrain operation for performance-focused engine builds.

Featuring 270 degrees of duration on the intake and exhaust, this camshaft uses a 110-degree lobe separation angle. The operating range is listed at 1,800 to 5,000 RPM, making it suited to engines intended to perform across a broad midrange and upper-RPM band.

This COMP Cams Magnum camshaft is supplied as an individual camshaft and is identified by part number 11-420-8. It provides a defined lift, duration, and lobe separation combination for Big Block Chevy applications where hydraulic roller performance is required.

Features:

• Brand: COMP Cams
• Part Number: 11-420-8
• Camshaft Type: Magnum hydraulic roller
• Application: Big Block Chevy
• Lift: 0.566 inches intake and 0.566 inches exhaust
• Duration: 270 degrees intake and 270 degrees exhaust
• Lobe Separation Angle: 110 degrees
• Operating Range: 1,800 to 5,000 RPM
• Quantity: Each