www.Austin7Ulster.com › Top Water Manifold Stud for Low Compression Head 5/16 BSF Top Water Manifold Stud for Low Compression Head 5/16 BSF £1.80 Standard Top Water Manifold Stud for LC Head, 5/16 BSF Standard Top Water Manifold Stud for LC Head, 5/16 BSF Add To Cart Added! You Might Also Like Pair of Inlet Manifold to Exhaust Manifold Gaskets £1.60 Dynamo to Housing Gasket £1.40 Timing Gear Case Gasket (Mag Engine) £1.90 Propshaft Flange D Bolts Late 1935-39 5/16 BSF £3.35 Sold out 3 Speed Gearbox 3rd Motion Bearing £20.40