

PROX offers you a piston kit designed for high-performance 2-stroke engines, offering an excellent combination of power, reliability and durability in intensive use. Made from high-quality aluminum, this piston provides optimum resistance to heat, high stress and wear, while guaranteeing constant engine stability even at high rpm. Its precision design improves combustion chamber sealing to optimize compression, combustion and overall engine efficiency. Thanks to its lightweight, balanced structure, it promotes rapid rev-up and improved engine responsiveness across the entire operating range.
Fits on :
YAMAHA YZ 65 2026
YAMAHA YZ 65 2025
YAMAHA YZ 65 2024
YAMAHA YZ 65 2023
YAMAHA YZ 65 2022
YAMAHA YZ 65 2021
YAMAHA YZ 65 2020
YAMAHA YZ 65 2019
YAMAHA YZ 65 2018
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