United Motors UM Max ZR 140 Jet Kit

United Motors UM Max ZR 140 Jet Kit
United Motors UM Max ZR 140 Jet Kit
United Motors UM Max ZR 140 Jetting Kit Includes

  • UM Max ZR 140 Main Jets 
  • UM Max ZR 140 Pilot Jet                   
  • UM Max ZR 140 Needle Adjusters        
  • UM Max ZR 140 Nylon Needle Spacers
  • UM Max ZR 140 Slide Spring Modification
  • Drill Bits for
  • UM Max ZR 140 Slide Hole Modification (optional)
  • UM Max ZR 140 Idle Mixture Modification
  • UM Max ZR 140 Tuning Tech
  • UM Max ZR 140 Bike Specs
  • UM Max ZR 140 ​Carb Schematic
  • Carb Synchronizer Tool (how to build for $5)
  • Step by step instructions with photos for ease of installation.
  • Installation Support - If you need assistance we are there for you.

Please Select the Following Information

Stage 1-7
Air Filter Type
Exhaust Type
Altitude / Elevation Riding Range
Year, Make, & Exact Model
Other Mods, Brand of Exh/Int

    Please Include any more Information needed to Design your Jet Kit

This is a Custom Designed Performance Jet Kit.
We give a 100% Satisfaction Guarantee Refund on each Kit.
Fill out the information, and Engineering will design the kit per your specifications.