www.Austin7Ulster.com › Cylinder Block - STEPPED short manifold Stud 5/16"BSF to 1/4" BSF Cylinder Block - STEPPED short manifold Stud 5/16"BSF to 1/4" BSF £2.90 STEPPED stud 5/16” BSF to 1/4” BSF. STEPPED stud 5/16” BSF to 1/4” BSF. Add To Cart Added! You Might Also Like STD Top Water Manifold Gasket (Low Compression Type) (Klinger Blue Compressed Fibre Type) £0.85 Cylinder Head Stud (Std) EN16T £2.20 Paper Base Gasket £1.00 Rear Engine Bearing Housing Gasket (Thick) £0.75 Core / Welch Plug Set £3.00