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 Brass Exhaust / Inlet Manifold Deep Nut 1/4” BSF Sale Price: £0.90 Original Price: £1.20 Sale Clutch lever pin set £3.50 Neophrene Base Gasket £5.99 Sold out Bottom Fan Pulley (Coil type) £18.00 Rear Main Oil Seal Plate c/w Modern seal £27.50