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Valve guide to fit FIA specification GTA inlet valves with 8mm stem diameter. Please note that original GTA valves were 8.5mm stem, we use an 8mm valve as it will improve intake flow.
Valve guide to fit FIA specification GTA exhaust valves with 8mm stem diameter. Please note that original GTA valves were 8.5mm stem, we use an 8mm valve as it will improve exhaust gas flow.
Performance inlet valve to fit GTA Twin Plug engines. 45mm diameter head, 8mm diameter valve stem, 45 degree seat angle for improved top end power. Price is per valve. Please note that original GTA...
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...
1600 GTA crankshaft - manufactured by Arrow precision, a leading UK crankshaft manufacturer with over 30 years experience in the Motorsport arena, including Formula 1, Le Mans, WRC and WTCC. They are...