COMP Cams Camshaft CB 281Qio9 - 11-615-44

4-Pattern 229/239 IB 231/241 OB Hydraulic Roller Cam Chevrolet Big Block 396-454

Application: Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts

Best choice for street 396-454c.i. engines with good cylinder heads. Very wide power range. 2600+ stall.

Hydraulic Roller: 4-Pattern 281QI09 - Best choice for street 396-454 c.i.d. engines with good cylinder heads. Very wide power range. 2600+ Stall.

• Technology developed and race-proven in NASCAR.
• Feature a large increase in both area under the curve and stability at high RPM.
• Optimize valve events based on runner length.
• Feature a large increase in both area under the curve and stability at high RPM.
• Technology developed and race-proven in NASCAR.
• Feature four lobe patterns, one intake and exhaust design for outboard runners and another intake and exhaust design for inboard runners.
• Optimize valve events based on runner length.