This kit includes jets, needle, spring, shim and instructions.
Stage 1
For mildly tuned machines using the stock airbox with stock or aftermarket filter; may also be used with a good aftermarket exhaust system
Stage 2
For mildly tuned machines using the stock, modified airbox or with the lid removed and the stock or an aftermarket filter, may also be used with a good aftermarket exhaust system
Note:
HONDA CFR230F 06-15 / SUZUKI DR-Z400E 03-07 Dirt Only
HONDA CRF230L 08-09 / KAWASAKI KLR250 85-05, KLX250S 09-14, KLX250SF 09-10, KLR650 08-15, KLR650 87-07 / SUZUKI DR250S 90-95, DR350S 90-99, DR650S 90-15 Stage 1 or 2
HONDA XL600 83-87 / KAWASAKI KLX300 97-07, KLX650 93-97, KLX650R 93-97 / SUZUKI DR-Z400E 00-07 / YAMAHA WR250F 05-13, WR450F 05-11 Stage 2