Mikuni Performance Carburetor - Main Jet. Size 165. Genuine Mikuni. Fits 40 PHH, 44 PHH. Item #27 in exploded view. Sold Individually. N100.604-165. Made in Japan. Main Jets are available in 50-210 (increments of 2.5), 220, 240, 250.

The Mikuni Main Jet is for metering the amount of fuel required for medium and high speed driving, acceleration, as well as for climbing a slope. Two Main Jets required per carburetor.

Also fits some Solex PHH and other Mikuni Carburetor applications. Please compare images with your application for confirmation. 

Authorized Mikuni Distributor.

For more Genuine Mikuni parts available, please also visit www.upgrademotoring.com Thank you!