Being cheap and cynical I did not want to spring for $65 just for the special needle for the carb kit.

I cogitated that the the Evil EPA fun killers had not had their claws on a dirt only version. A regular drz400 has a bigger keihan $400 thank you so it was out.

The 400 4 stroke QUAD had the same 36mm MIkuni and part number research indicated only the "needle" was different. SO I Popped one in for $15 net and pulled my snorkel .

TA da noticeable performance step up.

I ld be a genius If I wasn't sitting with a Acerbis 4 gallon gas tank that didn't fit