Description
Upgrade your 2-stroke with the Athena Cylinder Head Outer 54mm, precision engineered for Yamaha YZ125 (1997-2021) and Kawasaki KX125 (2003-2007). Athena cylinder heads are renowned for high quality and efficiency, made with years of racing experience. Each head features optimized combustion chambers for improved heat transfer and consistent performance throughout your ride. Chosen by leading manufacturers as original equipment, Athena delivers race-proven reliability and value.
Note: Kits include aluminum cylinder with galvanic coating and are designed for direct replacement.
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