COMP Cams Magnum Series Camshaft CB 270H-10 for Chevrolet Big Block Engines

An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts. Ideal for use with higher compression ratio engines that need to bleed off compression, the magnum series performs its best when static compression is 9.5:1+ and with an aftermarket higher stall torque converter. Delivering excellent high RPM power, while not needlessly abusing valve train parts, the Magnum grind family is the perfect choice for performance engines equipped with mild ratio rocker arms and traditional performance valve springs. Good for daily driven street machine, works with stock converter, likes headers. 396c.i. needs 3.55-3.73 gear and 1800+ stall. Slight rough idle. Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts

The COMP Cams Magnum Series Camshaft CB 270H-10 is designed to enhance performance in Chevrolet GEN IV 396-454 big block engines originally equipped with flat tappet camshafts. This camshaft offers a balanced combination of increased horsepower and torque, making it suitable for a variety of street-driven applications. Its design emphasizes high RPM power delivery while maintaining a mild idle, providing a noticeable upgrade over stock cams without excessive wear on valve train components. Ideal for engines with static compression ratios of 9.5:1 or higher, this camshaft performs best when paired with an aftermarket higher stall torque converter and headers, making it a versatile choice for enthusiasts seeking reliable street performance.

Features:

• Performance Gains: Offers significant improvements over stock camshafts, especially at high RPMs

• Optimal for Higher Compression: Designed for engines with static compression of 9.5:1+

• Compatibility: Works well with stock converters and mild ratio rocker arms

• Idle Quality: Provides a slight rough idle characteristic for a more aggressive sound

• Application: Suitable for daily driven street machines and performance engines