Aftermarket exhaust? High flow air filters? Looking for more power? You''re gonna need to up-jet. Or maybe you''re just cleaning the carbs and need some new stock size jets? We have the entire range available from #110 - 160. Keihin main jets. Quality Keyster Brand. Made in Japan. Pick your size from the dropdown menu above.

Stock main jets for the CB/CL450 run between #125 - #150 depending on the carburetor model. (14C-14G all had #125 main jets) The CB500T stock main jet is #145.

Jet Dimensions:

8mm x 1.0mm thread pitch
Jet Height: 7mm
Outer diameter: 9mm

Equivalent to Honda OEM part numbers: