

WOSSNER offers a steel intake valve conversion kit combining strength and performance for YAMAHA WRF 250cc, YAMAHA YZF 250cc, YAMAHA YZFX 250cc motorcycles. Supplied with high-quality valves and springs, this kit guarantees exceptional durability and optimum performance under heavy loads. Designed for demanding engines, it ensures consistent performance and enhanced reliability, both in intensive use and in racing conditions.
Fits on :
YAMAHA YZFX 250 2019
YAMAHA YZFX 250 2018
YAMAHA YZFX 250 2017
YAMAHA YZFX 250 2016
YAMAHA YZFX 250 2015
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