COMP Cams CB 47S XE290S-10 Xtreme Energy Camshaft for Chevrolet Big Block Engines

Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts, the Xtreme Energy grind family offers gains in torque and horsepower while still delivering adequate vacuum for power brakes and other vacuum dependent accessories. Xtreme Energy camshafts work great in carbureted applications, but offer the best performance with aftermarket intake manifolds, lower gear ratios, headers and free flowing exhaust. Pro Street/bracket, needs good intake, headers, gear and 3500+stall. Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts

The COMP Cams CB 47S XE290S-10 Xtreme Energy camshaft is engineered to enhance the performance of Chevrolet Gen IV 396-454 big block engines originally equipped with flat tappet camshafts. Featuring a quicker valve opening, this camshaft profile delivers improved responsiveness and a broader lift curve, resulting in increased torque and horsepower across your engine's power band. Designed for enthusiasts seeking better acceleration and overall engine efficiency, it is ideal for applications involving aftermarket intake manifolds, headers, lower gear ratios, and free-flowing exhaust systems. This camshaft maintains adequate vacuum for power brakes and vacuum-dependent accessories, making it suitable for performance street and bracket racing setups that require a 3,500+ stall converter. Built with durability and performance in mind, the COMP Cams CB 47S XE290S-10 offers a reliable upgrade for high-performance big block engines. It is not carburetor approved and requires carb acknowledgment during installation, ensuring compliance with applicable regulations. Proper installation and supporting modifications will maximize the benefits of this camshaft, providing a significant boost in engine response and overall power output for your Chevrolet big block engine.

Features:

• Quicker valve opening for increased responsiveness

• Broader lift curve enhances torque and horsepower

• Optimized for Chevrolet Gen IV 396-454 big block engines

• Ideal for aftermarket intake manifolds, headers, and free-flowing exhaust

• Maintains vacuum for power brakes and accessories

• Designed for street and bracket racing with 3,500+ stall converters

• Requires carburetor acknowledgment and installation support