Brand: Airflow Research (AFR) Manufacturer's Part Number: 7228-1 Part Type: Valves Product Line: AFR Replacement Stainless Steel Valves Automotive Fittings Part Number: AFR-7228-1 Valve Position: Exhaust Exhaust Valve Head Diameter (in.): 1.600 in. Exhaust Valve Head Diameter (mm): 40.640mm Exhaust Valve Stem Diameter (in.): 0.314 in. Exhaust Valve Stem Diameter (mm): 8.00mm Exhaust Overall Valve Length (in.): 4.900 in. Exhaust Overall Valve Length (mm): 124.460mm Undercut Stem: Yes Swirl-Polished: Yes Valve Material: Stainless steel Lock Groove Quantity: 1-groove Lock Groove Style: Conventional Valve Head Style: Dished Quantity: Sold individually. Notes: Designed for use with AFR LSX cylinder heads. Description: AFR replacement stainless steel valves are designed to fit your AFR cylinder heads without any modifications. They are made from stainless steel with chrome stems and hardened valve tips. AFR replacement stainless steel valves are also swirl-polished and fully machined. Both the materials used, and the heat-treating process are superior to the original equipment replacement pieces.
