Yamaha TRX850 Enthusiasts Forum

just bought a trx[standard everything],rough at 3000 rpm.noticed both pipes glowing red at night at idle on choke.put pro jet needles in left original jets 142's as kit came with 137.5 .now left pipe only glows still rough at 3000 revs better from then up.Floats at 12 and found the post so a bout to correct to 14.No luck on search function

Definately running lean. let us know how you get on once those float heights have been corrected.