Manley 11381-8 Race Master Exhaust Valves for Mopar RB-Series with 1.810 Inch Head Diameter and Stainless Steel Construction

The Manley 11381-8 Race Master exhaust valves are designed for high-performance Mopar RB-Series engines. Crafted from durable stainless steel, these valves feature a 1.810-inch head diameter and a 0.342-inch valve stem, providing excellent heat resistance and longevity in demanding racing conditions. With a length of approximately 5.400 inches, they are engineered to optimize airflow and combustion efficiency, contributing to improved engine performance and power output. The set of eight valves ensures complete valve train replacement or upgrade, suitable for race and high-performance applications. Manufactured with precision to meet T&S standards, these exhaust valves are ideal for enthusiasts seeking reliable, high-quality components for engine rebuilding or tuning projects. Compatibility primarily includes Mopar RB-Series engines, making these valves a specialized choice for restoring or enhancing vintage and modern performance vehicles. Whether used in racing, performance upgrades, or high-stress driving environments, these valves deliver durability and consistent performance under extreme conditions. Installation requires proper valve seat and guide fitting, and they are compatible with standard valve train components designed for the Mopar RB-Series engine family.

Features:

• Constructed from stainless steel for high durability and heat resistance

• 1.810-inch head diameter designed for optimal airflow and performance

• 0.342-inch valve stem for strength and longevity

• Approximately 5.400 inches in length suitable for Mopar RB-Series engines

• Set of eight valves for comprehensive engine rebuild or upgrade