Manley Acura/Honda (B16A1/B16A3/B17A1/B18C1-C3) 28.5mm RaceMaster Exhaust Valve (Set of 8)

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.This Part Fits: Year Make Model Submodel 1992-2001 Acura Integra GS-R 1999-2000 Honda Civic Si 1994-1997 Honda Civic del Sol VTEC