www.Austin7Ulster.com › Oil Pressure Relief Valve - Ball and Spring Oil Pressure Relief Valve - Ball and Spring £2.99 New ball and spring New ball and spring Add To Cart Added! You Might Also Like Propshaft flange Tab / Lock Washer £1.10 STD Top Water Manifold Gasket (Low Compression Type) (Klinger Blue Compressed Fibre Type) £0.85 Front Lip Repair Plate £10.00 Set of 8 Bell housing / Crankcase to Gearbox Studs, Nuts & Spring Washers BSF or BSW £18.50 Felt Oil Seal for Mag Engine starting nut £2.50