TB Pilot Jet Kit

Upgrade or fine-tune your mini bike’s performance with the TBparts Pilot Jet Kit. Designed for stock carburetors (N424-74C type), this kit includes a selection of jet sizes to help you achieve smoother throttle response and improved low-speed performance.

Key Features:

• Includes three jet sizes: #38, #40, and #42
• Precision-made brass construction for consistent fuel delivery
• Direct replacement for stock N424-74C carburetors—no modification required
• Ideal for tuning air/fuel mixture when upgrading exhaust, air filter, or carb settings
• Model Compatibility: Kawasaki KLX110 – All years & Models, Kawasaki KLX140 – All years & Models, Honda CRF110 – Carbureted models, Honda CRF70 / XR70, Honda TRX90