www.Austin7Ulster.com › Cylinder Block Base Shim / Spacer Plate (1mm Thick) Cylinder Block Base Shim / Spacer Plate (1mm Thick) £8.99 Aluminium spacer plate, for when your pistons are too close to the top of the bores. Thickness 1mm Aluminium spacer plate, for when your pistons are too close to the top of the bores. Thickness 1mm Add To Cart Added! You Might Also Like Early Mag Engine High Quality Bottom End Gasket Set, Conversion Set - MAGNETO Engine prior to 1928 Sale Price: £22.99 Original Price: £25.99 Sale Front Lip Repair Plate £10.00 Bottom Fan Pulley (Mag type engine) £19.99 Set of 5 Long Brass Brushes for cleaning oil galleries etc £7.99 Brass oil filler cap (Coil engines) £34.50 Sold out