Name: Valve Exhaust CRF250 04-07, Kibblewhite 30-30633, CRF250X 04-09
Brand: Kibblewhite
SKU: 65-420.KW.SS

Valve Exhaust CRF250 04-07, Kibblewhite 30-30633, CRF250X 04-09

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Description

This exhaust valve is part of the KPMI® Black Diamond™ series, designed for Honda CRF250R and CRF250X models. Manufactured from high-strength stainless steel and treated with a German-engineered Black Diamond™ process, the valve offers enhanced wear resistance, reduced friction, and superior protection against corrosion. It is fully compatible with OEM spring kits but can also be used with KPMI’s Lightweight Racing Spring Kits for high-performance builds.

Features

Black Diamond™ stainless steel construction
Black Nitroneg coating for improved durability and reduced friction
One-piece forged design for strength and reliability
Engineered using Finite Element Analysis
Compatible with OEM spring kits; recommended with KPMI racing spring kits for aggressive builds

Specifications

Valve Type: Exhaust
Material: Black Diamond™ Stainless
Coating: Black Nitroneg
Quantity: 1
Head Diameter: 26.00 mm / 1.024"
Stem Diameter: 5.0 mm / 0.1956"
Tulip: 20º
Overall Length: 3.235"
Remarks: Standard
Replaces OEM P/N: 14721-KRN-670

Cross-Reference OEM Part Numbers

14721-KRN-670

Vehicle Fitments

Honda CRF250R (2004–2007)
Honda CRF250X (2004–2017)

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
HONDA	CRF X 250	2004-2017
HONDA	CRF R 250	2004-2007

Valve Exhaust CRF250 04-07, Kibblewhite 30-30633, CRF250X 04-09

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This exhaust valve is part of the KPMI® Black Diamond™ series, designed for Honda CRF250R and CRF250X models. Manufactured from... Read more

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SKU: 65-420.KW.SS

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Description

This exhaust valve is part of the KPMI® Black Diamond™ series, designed for Honda CRF250R and CRF250X models. Manufactured from high-strength stainless steel and treated with a German-engineered Black Diamond™ process, the valve offers enhanced wear resistance, reduced friction, and superior protection against corrosion. It is fully compatible with OEM spring kits but can also be used with KPMI’s Lightweight Racing Spring Kits for high-performance builds.

Features

Black Diamond™ stainless steel construction
Black Nitroneg coating for improved durability and reduced friction
One-piece forged design for strength and reliability
Engineered using Finite Element Analysis
Compatible with OEM spring kits; recommended with KPMI racing spring kits for aggressive builds

Specifications

Valve Type: Exhaust
Material: Black Diamond™ Stainless
Coating: Black Nitroneg
Quantity: 1
Head Diameter: 26.00 mm / 1.024"
Stem Diameter: 5.0 mm / 0.1956"
Tulip: 20º
Overall Length: 3.235"
Remarks: Standard
Replaces OEM P/N: 14721-KRN-670

Cross-Reference OEM Part Numbers

14721-KRN-670

Vehicle Fitments

Honda CRF250R (2004–2007)
Honda CRF250X (2004–2017)

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer	Model	Years
HONDA	CRF X 250	2004-2017
HONDA	CRF R 250	2004-2007

Shipping & Delivery

How long will my item take to arrive?

Orders are typically dispatched within 1 working day and are shipped on a 24hour (non-guaranteed) service.

Where do you ship to?

We currently only ship orders within the UK.

How can I track my order?

Once your order has been dispatched, you will receive a tracking code. Tracking information is emailed to the email address that was provided when placing the order.

Can I collect my order?

Unfortunately we do not offer order collections from our fulfilment centre.