Red wire: Positive

cracked ones on your Triumph motorcycle

BSA A65): Use a P26-130 main jet (comparable to an Amal 190)

with special emphasis on automotive and motorcycle components and accessories

They have a ribbed rubber flange that measures about 1-7/8" across

Whitworth 6 pc 12-pt Socket set Koken 3/8 inch drive Subcategory_Tank Fabrication Parts Red wire: PositiveA high quality set of Whitworth 12 point sockets by Koken (Japan). 3 8" drive. Includes a socket holder. A set of Whitworth tools for your old british motorcycle (Triumph, BSA, Norton, etc) or car is necessary, due to BSW or British Standard Whitworth hardware. Your standard or metric tools will never fit right and will round out your bolt heads. This set of 6 12 point sockets includes 1 8 WW, 3 16" WW, 1 4" WW, 5 16" WW, 3 8" WW, and 7 16" WW sockets.