Girling British made quality breathing alloy clutch hydraulic reservoir cap (Lid is marked; Use Only Castrol Girling Fluid), complete with new fluid resistant sealing washer. 

Note; Price is per single caps but there are a number available, second photo shows underside of cap with sealing washer fitted. 

Thread size 2 & 7/16 inch and overall diameter is 2¾ inch. Please check tat the is the correct size before ordering, see my eBay shop if you require the smaller diameter aluminium cap.

As fitted to a wide range of vehicles; Triumph Spitfire, Triumph Dolomite, GT6, Herald Vitesse, TR7 Rover SD1, Land Rover Defender and Austin Healey, Ford etc.

Click the link above to visit my eBay shop for more Triumph and other Classic car items.