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Mikuni HSR42 Jet Kit

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Everyday Low Price: $116.99

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J&P Part: 401-370

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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

Product Specs

  • Carb Jets: Main Jets
  • Sold in Units: Kit


Fitment Note: Fits Mikuni HSR 42 carburetor.

Note: This item is a universal/custom fit component, and does not have any direct standard/OEM model application. Some items may require modification and an advanced level of mechanical skill and/or knowledge for installation.

Customer Reviews

 flash123 Posted:

Great Kit, worked very well for me...

 billybacon Posted:


 sprinnger Posted:

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.

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