Manley 11667B-8 - thru 08 Chevy Hemi 5.7L w/ Bead Loc Groove 1.575in Race Master Exhaust Valves (Set of 8)

Manley 11667B-8 - thru 08 Chevy Hemi 5.7L w/ Bead Loc Groove 1.575in Race Master Exhaust Valves (Set of 8)

Manley Valve - Exhaust, Valve-HEMI 57 R/M 1.575 B/L

Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM

• Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.
• Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity and wear resistance.
• Swirl Polished and Fully Machined: The valves feature swirl polished under head areas and fully machined combustion faces to optimize airflow and combustion efficiency.
• Variety of Shapes: Choose between Race Master (Straight Stem) and Race Flo shapes to suit your racing engine's specific requirements.
• Recommended for Alcohol Engines: These valves are the recommended choice for exhaust valves in alcohol engines, ensuring reliable performance even in demanding conditions.