Keyster - Keihin Old Style Main Jets - Honda CB450 CL450 CB500T

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 #120 - 160. Keihin main jets. Quality Keyster Brand. Made in Japan. Pick your size from the drop down 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 part numbers:

#120 - 99114-292-1200
#125 - 99114-292-1250
#130 - 99114-292-1300
#135 - 99114-292-1350
#140 - 99114-292-1400
#145 - 99114-292-1450
#150 - 99114-292-1500
#155 - 99114-292-1550
#160 - 99114-292-1600

Fits Honda:

CB450K - 1965-1974
CL450K Scrambler - 1968-1974
CB500T - 1975-1976