www.Austin7Ulster.com › Engine Sump Oil Drain Plug, petrol tank, rear axle, gearbox plugs Engine Sump Oil Drain Plug, petrol tank, rear axle, gearbox plugs Sale Price: £5.50 Original Price: £6.20 Brass sump plug can be used on engine, petrol tank, gearbox or rear axle.Top quality ! Brass sump plug can be used on engine, petrol tank, gearbox or rear axle.Top quality ! Add To Cart Added! You Might Also Like 5/16 BSF Nyloc lock nut £0.35 Double Valve Springs Set of 8 £18.99 Top Water Manifold (Low Compression Type) £15.99 Valve Chest Cork Gasket £2.30 1 x Valve Guide - Parallel Type from £5.00