www.Austin7Ulster.com › Dynamo Housing to Crankcase Gasket (Mag engine) Dynamo Housing to Crankcase Gasket (Mag engine) £1.20 Dynamo Housing Gasket for MAGNETO Type Engine - 1923-1929. Dynamo Housing Gasket for MAGNETO Type Engine - 1923-1929. Add To Cart Added! You Might Also Like 3 Speed Gearbox Layshaft Bearing £19.20 1st Motion Shaft Rollers / Bearings (17 off) - 3 speed gearbox £4.49 Top Water Manifold (Low Compression Type) £15.99 Knurled Knobs for Alloy Valve Chest Cover (2 off) £12.00 Sold out Standard size Valves (Exhaust or Inlet) from £10.50