The PROX 28.4347-1 Titanium Exhaust Valve is designed for reliable performance in Kawasaki KX250F four-stroke engines. Manufactured to OEM specifications, this replacement valve provides a precise fit and dependable operation for engine rebuilding, maintenance, or performance service. Its titanium construction helps deliver a strong combination of durability and reduced reciprocating weight for demanding motocross applications.
This PROX exhaust valve fits 2017, 2018, and 2019 Kawasaki KX250F models. The valve is intended for direct replacement of the original exhaust valve when restoring proper engine function. Confirm application details and compare the existing component before installation to ensure compatibility with your specific engine configuration.
Each valve is sold individually. The PROX manufacturer part number and vendor part number are both 28.4347-1, making this component easy to identify when ordering replacement engine parts. Professional installation is recommended, including inspection of the valve seat, guides, springs, retainers, and related components before assembly.
Features:
- Construction: Titanium exhaust valve manufactured to OEM specifications
- Application: Fits 2017 Kawasaki KX250F, 2018 Kawasaki KX250F, and 2019 Kawasaki KX250F
- Brand: PROX
- Manufacturer Part Number: 28.4347-1
- Vendor Part Number: 28.4347-1
- Quantity: Sold individually
Fitment:
2017 Kawasaki KX250F
2018 Kawasaki KX250F
2019 Kawasaki KX250F