BBC S/D 1.720in Exhaust Valves

The BBC S/D 1.720in Exhaust Valves by Manley are precision-engineered components designed for serious performance applications in big block Chevrolet engines. These valves are ideal for racing enthusiasts and professionals who demand the utmost in performance from their engine builds. With a focus on durability and efficiency, these exhaust valves ensure optimal exhaust flow for enhanced power and torque.

Manufactured from high-quality materials, the BBC S/D 1.720in Exhaust Valves feature a hardened steel design that withstands extreme heat and pressure. Their carefully engineered shape allows for smooth exhaust gas evacuation, which is critical for maximizing engine performance. The design also reduces the risk of valve float, making them a reliable choice for high-revving applications.

Perfect for racers and builders looking to enhance their big block Chevrolet's performance, these exhaust valves are compatible with a wide range of aftermarket cylinder heads and intake systems. By upgrading to the BBC S/D 1.720in Exhaust Valves, you can achieve a significant boost in horsepower and efficiency, making them an essential component for any serious engine build.