VALVE EXHAUST CRF450X 05-17, KIBBLEWHITE 30-31066

This standard exhaust valve is designed for the Honda CRF450X models from 2005 to 2017. Made from Black Diamond™ stainless steel and treated with a specialised nitriding process, this valve offers exceptional wear resistance, corrosion protection, and reduced friction. Engineered using advanced design tools and tested on flow benches, it ensures optimal performance in off-road environments.

Features

• One-piece forged Black Diamond™ stainless steel construction

• Nitrided surface for increased wear resistance and reduced friction

• Designed using Finite Element Analysis for optimised flow characteristics

• Compatible with Kibblewhite® Lightweight Valve Spring Kits

Specifications

• Valve Type: Exhaust

• Material: Black Diamond™ Stainless

• Coating: Black Nitroneg

• Quantity: Pkg. of 1

• Head Diameter: 30.00 mm / 1.181″

• Stem Diameter: 5.00 mm / 0.1957″

• Tulip: 20º

• Overall Length: 84.07 mm / 3.310″

• Remarks: Standard

Cross-Reference OEM Part Numbers

• Kibblewhite 30-31066

Vehicle Fitments

• Honda CRF450X 2005–2017