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EN585 GTA EXHAUST VALVE - 41mm

£35.00
Performance exhaust valve to fit GTA Twin Plug engines. 41mm diameter head, 8mm diameter stem, 45 degree seat angle for improved top end power. Price is per valve. Please note that original GTA valves were 8.5mm stem, we use an 8mm valve as it will improve exhaust gas flow. Classic Alfa production made in UK by leading valve manufacturer. Note this valve is the maximum size allowable in FIA specification GTA engines.