www.Austin7Ulster.com › Block Base Shim / Spacer Plate (Thin Type) Block Base Shim / Spacer Plate (Thin Type) £8.99 sold out Aluminium spacer plate, for when your pistons are too close to the top of the bores. Thickness approx. 0.57mm / 0.023” Aluminium spacer plate, for when your pistons are too close to the top of the bores. Thickness approx. 0.57mm / 0.023” Sold Out Added! You Might Also Like 3 Speed Gearbox 3rd Motion Bearing £20.40 Oil Pump Vane Springs - Set of 2 £2.50 Clutch Pressure Plate to Flywheel Screws set of 6 £2.40 Sold out 5/16” BSF Nut - cylinder head etc from £0.25 Rear Engine Bearing Housing Gasket (Thick) £0.75