RACEPRO Steel Exhaust Valve Yamaha YFZ 450 / YFZ 450 R

In addition to ProX titanium valves, we also offer a complete range of steel valves. ProX steel valves are manufactured from high-quality steel according to original specifications and tolerances. ProX valves are produced by leading OEM companies in Japan and represent a direct original replacement with an excellent price-performance ratio. ProX steel valves can be used in combination with all original valve train components, such as valve springs, guides, bases, rings, and retaining rings. A wide range of steel valves is available for MX and enduro motorcycles. Steel Valve Features

Manufactured in Japan by leading OEM companies in the industry.

Made to meet the manufacturer's specifications and tolerances.

Steel valves as a direct original replacement and excellent value for money.

Original manufacturer reference: 5KM-12111-00