Manley Performance 12353-8 Manley Performance 12353-8Manley fits Chevrolet

Manley Performance 12353-8 Manley fits Chevrolet LS3 L-99 (L-92 Head) 1.600in Head Diameter Race Master Exhaust Valves (Set of 8)

Brand : Manley Performance

MPN : 12353-8

AlternatePartNumber : man12353-8

UPC : 807298105871

Product Department : Engine Components

Product Category : Valves

BoxQuantity : 1

Length : 12.0 inches

Width : 6.0 inches

Height : 3.0 inches

Weight : 3.0 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.