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Old March 11th, 2021, 11:23 AM   #9
SibSerge
ninjette.org member
 
Name: Sergey
Location: Ontario, GTA
Join Date: Oct 2019

Motorcycle(s): Ninja ZZR250 (EX250H)

Posts: 213
Just to throw some piece of data in here: ZZR 250 uses the same engine with different jets. Main jet standard is 108 with optionals going to 112
The pilot is 38.

I also ran it with one shim under the needle and it ran very rich to the point where I had to remove and clean the spark plugs after about 500km. It started running like crap. Removing the shim brought stuff back to normal. Mine uses stock 108

No other modifications are made, stock airbox , stock exhaust
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