Kibblewhite C630 Valve Guides
Kibblewhite C630 Valve Guides
Available in stock (6)
-
Estimated delivery: Feb 07 - Feb 11
About this product
About this product
Upgrade your engine's performance and reliability with Kibblewhite C630 Valve Guides. These high-performance valve guides are engineered to provide superior durability and optimized flow characteristics, ensuring maximum power and longevity for your engine. Manufactured with precision in the USA, these valve guides are a must-have for any serious motorcycle enthusiast or professional mechanic.
Description
These Kibblewhite valve guides are precision-machined from copper-based C63000 nickel-aluminum bronze, ensuring exceptional wear resistance and heat dissipation. The material is compatible with modern no-lead fuels and accommodates any type of valve-stem material, offering versatility and peace of mind. The tapered nose design minimizes port obstruction, significantly improving flow characteristics and boosting overall engine performance. Designed to provide maximum service life, especially when used with chromed valve stems, these guides accept OEM lower collars and OEM-style top hat valve seals (sold separately), making installation straightforward.
Features & highlights
- Precision-machined from high-quality C63000 nickel-aluminum bronze for superior durability.
- Compatible with no-lead fuel and all types of valve-stem materials.
- Tapered nose design maximizes bearing service and minimizes port obstruction, improving flow.
- Designed for maximum service life, especially with chromed valve stems.
- Accepts OEM lower collars and OEM-style top hat valve seals (available separately).
- Made in the USA, ensuring top-notch quality and craftsmanship.
- Improves engine performance and reliability.
Technical specifications
- Brand: KIBBLEWHITE
- Material: C630 Bronze
- Application: Intake
- Inside Diameter: 0.2347"
- Outside Diameter: 0.4750"
- Length: 1.655"
Important to know
Please note that OEM-style top hat valve seals are required for installation and are sold separately.
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Parts Denmark Info
Parts Denmark Info
Parts Denmark is a new webshop based in Denmark. We have a physical location you can visit (No showroom yet), and we have both email and phone support in our opening hours.
Our company info is:
Parts Denmark ApS
VAT: DK45974758
Dam Holme 11
3660 Stenløse, Denmark
hello@partsdenmark.com
+45 222 333 29
Best regards,
William Svendsen & Martin Høyer (Owners)
Specifications
KIBBLEWHITE
20-21020
Valve Guide
1.655"
0.4750"
0.2347"
Intake
C630 Bronze
Each


Who is behind Parts Denmark
Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.

