GX660 Twin Engine Jet Kit

Honda GX660 Twin Engine Jet Kit

Honda GX660 Engine Jetting Kit Includes

• Honda GX660 Twin Engine Main Jets
• Honda GX660 Twin Engine Drill Bit for
• Honda GX660 Twin Engine Idle Mixture Mod
• Honda GX660 Twin Engine Carb Schematic
• Carb Synchronizer Tool (how to build for $5)
• Step by step instructions with photos customized to your Engine  .
• Installation Support - If you need assistance with installation or have a question we are there for you.

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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.