Keihin Hex Main Jet 155 for Yamaha YFZ 450 (2004–2009)

Includes: - Keihin Hex Main Jet 155

Fits Models: - Yamaha YFZ 450

Model Years: - 2004–2009

Submodels: - Applies to listed models

Engine Options: - Compatible with standard engine options

Description: The Keihin Hex Main Jet 155 is designed specifically for the Yamaha YFZ 450, enhancing performance by optimizing fuel delivery. This main jet is essential for tuning the carburetor, ensuring your ATV runs smoothly and efficiently.

Features: - Precision-engineered for optimal fuel flow - Enhances engine performance and throttle response - Easy installation for DIY enthusiasts - Compatible with stock and modified setups - Ideal for maintaining peak performance in various conditions