Main Jet #90 for QMB139 50cc 4 Stroke engines

Code: MGHP1320_90
Main Jet #90 for QMB139 50cc 4 Stroke engines Main Jet #90 for QMB139 50cc 4 Stroke engines
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Main Jet #90 for QMB139 50cc 4 Stroke engines
Keihin Round Style Main Jet 
Thread Size: M4x0.70
Overall Length: 7mm

It will fit most GY6/QMB139 carburetors.

Tip:It is recomended when tuning your carb and trying to get the air/fuel mixture dialed in to start with a larger jet than you think you need and then work your way down in small increments.
That way you avoid to go too lean and risk damaging your engine.

*** For offroad use only ***
Main Jet #90 for QMB139 50cc 4 Stroke engines
It will fit most GY6/QMB139 carburetors ex: Tao Tao ATM50 / VIP 50 / Baccio Heat 50 , Roketa , peacesports etc.