What should the stock carb jets be for a 94 yz250 with the stock pipe and aftermarket silencer. Created by james-taylor. Motorcycles - Yamaha - YZ 250 - 2003 Yamaha YZ 250

What should the stock carb jets be for a 94 yz250 with the stock pipe and aftermarket silencer

James Taylor @james-taylor

February 2021 1 26 Report

What should the stock carb jets be for a 94 yz250 with the stock pipe and aftermarket silencer

Motorcycles - Yamaha - YZ 250 - 2003 Yamaha YZ 250

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mxtras

Stock Jetting for a 1994YZ250 is:

350 main
45 pilot
J8-6EJ33-61 needle

Adjust your jetting down one size for each 1000' of elevation above sea level. Needle clip position on the needle fine tunes the pilot circuit.

Scott

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