2009 crf250r piston jet
Posted: Thu Jan 28, 2021 9:36 pm
by Greg99
Dose anyone know what a piston jet is im assuming that it lubes the piston im rebuilding a 2009 crf250r and I found something about a piston jet where dose it go and what dose it do? Is it a after thought that you could add on?
Re: 2009 crf250r piston jet
Posted: Fri Jan 29, 2021 8:58 am
by JimDirt
Welcome to the site !!
The Piston Jet is basically what you said , it is a Jet that squirts oil under the piston , it is located in the left crankcase , Did you fry/seize a Wrist Pin ??? , as that would be a sign of it being clogged
It is Part # 35 shown here ..... Hope that helped ..
https://partsfinder.onlinemicrofiche.co ... 0CRANKCASE