Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) turn14-in-stock 3L Manganese Bronze Intake/Exhaust Valve

3L Manganese Bronze Intake/Exhaust Valve Guide 11

and it is a direct bolt-on fit for all 6-cylinder E30/E36 models from 1988 to 1991

Manufacturer Part # : 9759

2018-2021 Subaru WRX STI H4-2

Accepts Standard Flange Carburetors

Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) turn14-in-stock 3L Manganese Bronze Intake/Exhaust ValveManufacturer 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