COMP Cams 12-990-9 SBC Oval Track Mechanical Roller Camshaft

The COMP Cams 12-990-9 camshaft is designed for small block Chevy applications requiring an oval track mechanical roller profile. It features 0.630-inch lift on both the intake and exhaust sides, providing a balanced lift specification for performance-focused engine builds.

This camshaft uses a mechanical roller design with intake and exhaust durations of 288 and 296 degrees, respectively. Its 106-degree lobe separation angle supports the stated profile and application focus.

The 12-990-9 is specified for an operating range of 3,200 to 6,200 RPM, making it suited to engines built for performance use across that range. The camshaft is identified as the SBC Solid Roller Cam 288AR-6 and is sold individually.

Choose the COMP Cams 12-990-9 when a small block Chevy oval track camshaft with mechanical roller operation, 0.630-inch lift, and a 3,200–6,200 RPM range matches your build requirements.

Features:

• Brand: COMP Cams
• Part Number: 12-990-9
• Application: Small block Chevy
• Camshaft Type: Oval track mechanical roller
• Lift: 0.630 inches intake and 0.630 inches exhaust
• Duration: 288 degrees intake and 296 degrees exhaust
• Lobe Separation Angle: 106 degrees
• Operating Range: 3,200 to 6,200 RPM
• Quantity: Each