
The Story
This standard exhaust valve is designed for Honda CRF150R models from 2007 to 2015. Manufactured from Black Diamond™ stainless steel and treated with a specialised nitriding process, it offers excellent durability, corrosion resistance, and reduced friction. Engineered with precision using Finite Element Analysis and tested for optimal flow, this one-piece forged valve is built for performance and reliability in demanding off-road conditions.
Features
-
One-piece forged Black Diamond™ stainless steel construction
-
Black Nitroneg coating for enhanced wear resistance and reduced friction
-
Designed using Finite Element Analysis and flow bench tested
-
Superior corrosion and heat resistance
Specifications
-
Valve Type: Exhaust
-
Material: Black Diamond™ Stainless
-
Coating: Black Nitroneg
-
Quantity: 1
-
Head Diameter: 22.50 mm / 0.886"
-
Stem Diameter: 4.5 mm / 0.1760"
-
Tulip: 19º
-
Overall Length: 3.145"
-
Remarks: Standard
Cross-Reference OEM Part Numbers
-
Kibblewhite 30-30913
Vehicle Fitments
-
Honda CRF150R (2007–2015)

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
This standard exhaust valve is designed for Honda CRF150R models from 2007 to 2015. Manufactured from Black Diamond™ stainless steel and treated with a specialised nitriding process, it offers excellent durability, corrosion resistance, and reduced friction. Engineered with precision using Finite Element Analysis and tested for optimal flow, this one-piece forged valve is built for performance and reliability in demanding off-road conditions.
Features
-
One-piece forged Black Diamond™ stainless steel construction
-
Black Nitroneg coating for enhanced wear resistance and reduced friction
-
Designed using Finite Element Analysis and flow bench tested
-
Superior corrosion and heat resistance
Specifications
-
Valve Type: Exhaust
-
Material: Black Diamond™ Stainless
-
Coating: Black Nitroneg
-
Quantity: 1
-
Head Diameter: 22.50 mm / 0.886"
-
Stem Diameter: 4.5 mm / 0.1760"
-
Tulip: 19º
-
Overall Length: 3.145"
-
Remarks: Standard
Cross-Reference OEM Part Numbers
-
Kibblewhite 30-30913
Vehicle Fitments
-
Honda CRF150R (2007–2015)




















