Thread: RC 390...
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Old June 22nd, 2020, 01:01 PM   #5
Artruck
ninjette.org member
 
Name: Ben
Location: Lawrence
Join Date: Jul 2018

Motorcycle(s): 2007 ex250 (black), silver 2005 ex250 scrambler, 2003 ex250 donor bike, 2006 kymco people 250

Posts: 73
I have heard that they run really lean for emissions reasons, so you have to re program them or they will just burn up the piston or the rings in a short time.
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