Hello, I have a 1985 GS 1100 G that I have just fitted a JE Piston big bore kit taking it from a stock 1074cc to 1134cc with 10.25:1 compression.
Can anyone tell me if I need to increase the jetting, (if so to what size jets) on the stock carbies.
They are 4x Mikunis BS34SS.
Thanks.
Chooka.