Engine valve. 37mm diameter, 9mm stem, 131mm long and 45 degree.Suitable for Inlet for 69/72mm Blocks. 4 are required per engine block. G1-4E - 37 x 9 x 131mm Engine ValveSKU: G1-4E£19.57PriceQuantityAdd to CartType 37, 40, 44, 49