trike 250R JETTING

[trx]

i this picked up a fresh atc250r

and im getting the jetting down

right know it has a 142 main and 52 pilot

the pilot is fine but the main is lean
it leans right at 4th gear

mods
1.hand made race pipe almost like a pt high rev with answer silencer
2.uni filter

and thats it
with a 34mm pe carb

[2strokesmypoleandiamdone]

Carb Jetting 101: Terms, Tips and Jetting Theory - 3WHeeLeR WoRLD FoRums