Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) turn14-in-stock Touring Edition: 69 lbs

Touring Edition: 69 lbs

Our 1/8-in-NPT hose bung is precisely CNC-machined from 6061 aluminum

2018-2021 Subaru WRX STI H4-2

Accepts Standard Flange Carburetors

0 - 73-87 C/K Pickup 6'6"

Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) turn14-in-stock Touring Edition: 69 lbsManufacturer Part # : 11823 8 Market Description Manley Severe Duty Valves deliver the ultimate in strength, reliability, and high performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from exclusive materials (XH 428 for exhaust and NK 844 for intake), offering unmatched tensile strength compared to competitive alloys. In fatigue testing at 40,000 psi and 1400F, Manley exhaust valves endured 100 million