The 'E' Type Forum

Can someone please remind me what size socket I need to undo the level check / filler plug on the side of my gearbox, as I don't seem to have one that fits. Thankyou.

1963 FHC, chassis # 888279.

Hi John....i see you havent had an answer....i dont know it...it wont be metric....probably AF.. should be quite simple just to measure it.....Steve