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3 Compression Ratio with 70cc chamber volume: 10
95mm) barb fittings
then back off at a different rpm
Wires Routed: Alongside valve cover
Their powerband is from 1
AFR Inconel Valves 7633-8 Crate Engines 3 Compression Ratio with 70ccBrand: Airflow Research (AFR) Manufacturer's Part Number: 7633 8 Part Type: Valves Product Line: AFR Inconel Valves Automotive Fittings Part Number: AFR 7633 8 Valve Position: Exhaust Exhaust Valve Head Diameter (in.): 1. 880 in. Exhaust Valve Head Diameter (mm): 47. 752mm Exhaust Valve Stem Diameter (in.): 0. 344 in. Exhaust Valve Stem Diameter (mm): 8. 71mm Exhaust Overall Valve Length (in.): 5. 450 in. Exhaust Overall Valve Length (mm): 138. 430mm
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