Use only genuine Mikuni components for the highest quality rebuild on your carburetors.  Genuine Mikuni components are precision manufactured to OEM tolerances with materials that do not compromise when it comes to long lasting durability.  Mikuni parts offer many years of long-lasting performance and do not degrade like many other aftermarket components when subjected to the modern-day pollution friendly fuels. 

The Mikuni BSR42 carburetor rebuild kit contains all the necessary genuine Mikuni components to rebuild your OEM Yamaha Mikuni BSR42 carburetor.  Includes genuine gaskets, o-rings, screws, needle valve assemblies, and clips however does not contain any jetting.  See the parts list and diagram below, ALL included parts are circled and listed.  Model applications are also listed below.

The BSR42 rebuild kit works on ALL of the following models:

• 2004-2007 Yamaha Rhino 660
  
• Please Note: One rebuild kit will rebuild one carburetor

All genuine Mikuni jetting is available for your carb to add to the rebuild kit.  Please inquire for help with jetting or sizes.  The jetting required by these models is listed below, individual sizes will vary.  Because of this it is always best to check and see what size jet is actually installed before replacing. 

• Mikuni main jets = N102.221
• Mikuni N102.221 Small Round Main Jet

• Mikuni pilot jets = N224.103
• Mikuni N224.103 Pilot Slow Jet 

Do you need help rebuilding your carburetor?  We offer expert carburetor rebuilding and reconditioning services.  We can rebuild your carburetor using this genuine Mikuni rebuild kit with FREE shipping when combined with the rebuild kit.  Checkout the link below and please inquire for more information.  

Carburetor Cleaning and Reconditioning Service 

We carry ALL genuine Mikuni parts and components.  If you need something but don't see it, please inquire and we can gladly add to your order.  

Please feel free to contact us with any additional questions or requests, we are available by direct line, IM, or email. We are available for tuning and setup questions as well as continuing product support after the sale.