Elevation: 1500 ft
Temp: 60 to 80
Mods
Engine: vitos 397cc 4 mil long rod
Head: pro design cool head. 22cc domes
Exhaust: Toomey t5s
Intake: no airbox lid. K&n filter w/outerwear. Tdr intake w/internal crossover tube.
Carbs: 34mm Keihin PJs
Electrical: 3° advance timing plate
I'm currently rebuilding my motor. Going from stock bore to 66mm. Stock mikuni carbs to 34mm pjs. Also adding the cool head, tdr intake and advance timing plate. I haven't dealt with keihin carbs before and I would like some input on where I should start jetting wise.