www.Austin7Ulster.com › Cylinder Block Base Stud (EN16T) - All models 5/16BSF Cylinder Block Base Stud (EN16T) - All models 5/16BSF Sale Price: £2.20 Original Price: £2.50 Crankcase to Cylinder Block 5/16” BSF - EN16T for extra strength.8 required per car.Fits all models Crankcase to Cylinder Block 5/16” BSF - EN16T for extra strength.8 required per car.Fits all models Add To Cart Added! You Might Also Like Valve Cover Cork Strip Gasket £1.95 Front Engine Mounting Stud & Nut £9.99 Valve Collets (Pair) £2.50 Gearbox gasket set - 3 Speed early 1923-27 £4.99 Fabric Coupling £44.60