AMAC Carburettor Twin used
28.3 mm both sides - 1 1/8" ID at clip fitting
Internal measurement ID 1"
Slide ID 1 1/8"
clip fitting back and front
maybe Douglas competition
5?.J.S 3405 Number is on the Nut
R/Lever Petrol Tap 1/4" x 1/4" 19TPI Made in England OD Thread 13.15 mmID / Core DM: 11.44mm Spigot 1/4" Washer 3/8" Washer 1/4" Adapter 3/8-1/4 suitable f. BSA,...
R/Lever Petrol Tap 1/4" x 1/4" Petrol Tank Thread: 1/4 BSP OD: 13,157mmID / Core: 11,445mm19 TPI (British Standard Pipe Thread)ID / Core DM: 11,44mm Spigots 1/4" Washers 3/8" suitable for Triumph,...