Originally Posted by
beebone
What kind of shim? And where should I put? T___T
hi mate im sydney australia dont no if this will help.alot of guys using sirio or sirio based engines have a similar prob of unstable idle after run in. after alot of testing i found nova carbs to work much better they r a straight fit.the settings are 4 turns out on bot 6 out on top.hope it helps if shims dont it worked 4 us