Manley Performance 11707-8 Manley Performance 11707-8Manley fits Chevrolet

Manley Performance 11707-8 Manley fits Chevrolet Big Block 1.900in Head Dia. 5.422in O/A Length Race Series Exhaust Valves -Set of 8

Brand : Manley Performance

MPN : 11707-8

AlternatePartNumber : man11707-8

UPC : 807298001746

Product Department : Engine Components

Product Category : Valves

BoxQuantity : 1

Length : 11.8 inches

Width : 6.8 inches

Height : 2.5 inches

Weight : 4.0 lbs

Prop65 : Yes

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.