JD Jetting Jet Kit Fits: Honda CRF450R 2007-2008-

With a jetting selection sampled from the most popular settings and well known riders from all over the world, the JD Jetting Jet Kit is designed to give you pro-level performance without having to be a carburetor expert. 

Specs:

• Expert tuning setup without being an expert
• Improves throttle response with multi-taper needles
• Taken from the most popular riders and settings for MX and off road
• Exceeds performance of popular EMN, DTM, and other standard factory needle options
• Low and high altitude designed triple taper needles
• Main jets include spare needle clip
• Dyno tested for proven gains
• Developed and tested from sea level to 12000ft elevation