World's Largest Aftermarket Motorcycle Parts and Accessories Superstore!


Mikuni HSR42 Jet Kit

3 Reviews

  • Mikuni HSR42 Jet Kit
Product may vary from photo(s).


The Gold Club is our premier membership program. For most items members receive 10% off every day, plus exclusive sales and benefits just for members. More Info Gold Club Price: $105.29

Free Ground Shipping

3 Reviews

Shipping & Delivery

Checking availability...

– Order in the next to ship today

Retail Store Inventory

J&P Part: 401-370

Description for Mikuni HSR42 Jet Kit 

Mikuni HSR42 Jet Kit

Fitment Note: Fits Mikuni HSR 42 carburetor.

• Includes 150 through 170 main jets (2 each); 22.5 through 35 pilot jets (2 each); -96, -97 and -98 needles (1 each); 2 #60 a/p nozzles; needle clip; all necessary washers, special jet box

Important Product Notes

Product Specs

Carb Jets: Main Jets

Manufacturer Part Number: KHS-025

Sold in Units: Kit

Fitment for Mikuni HSR42 Jet Kit 

Fitment Note: Fits Mikuni HSR 42 carburetor.

Customer Reviews for Mikuni HSR42 Jet Kit 

Overall Rating:
5/5 based on 3 ratings

5 by

Great Kit, worked very well for me...

5 by


5 by

bought a used hsr42 and needed to get it back to stock to tune it properly. this was a great way to do that without paying a shop too much money. got the carb tuned for my bike and getting 38+ mpg. awesome.

Load More Reviews
Fast Free Shipping on Orders at $99.99 & Over
Free Tech
120 Day
Live Help

Get Help From Our Industry Experts

Call Us 24/7 1-800-318-4823

Help / FAQs