Kibblewhite Intake Valve & Spring Kit
Kibblewhite Intake Valve & Spring Kit
Available in stock (15)
-
Estimated delivery: Feb 06 - Feb 10
About this product
About this product
Upgrade your motorcycle's valvetrain with the Kibblewhite Intake Stainless Conversion Valve and Spring Kit. This kit provides a durable and high-performance alternative to OEM titanium parts, significantly extending the lifespan of your intake components.
Description
The Kibblewhite Intake Valve and Spring Kit is engineered to provide superior performance and longevity. Converting to stainless steel Black Diamond intake valves offers up to 4x the lifespan compared to OEM titanium components, reducing maintenance and improving reliability. This kit includes everything needed to convert your head, featuring forged one-piece stainless steel intake valves, wound chrome-silicon heat-treated wire valve springs, ultra-light titanium retainers, and hardened steel bases. Each component is meticulously designed using Finite Element Analysis (F.E.A.) software, combined with proprietary camshaft analysis and spring design software, ensuring optimal performance and compatibility. Designed specifically for intake applications, this conversion kit is a direct replacement for your original parts, ensuring ease of installation and a perfect fit. All Kibblewhite components are proudly made in the USA, guaranteeing the highest standards of quality and craftsmanship. The valve head diameter is 31.00 mm, with a stem diameter of 4.980 mm and a 20° tulip angle. Spring seat pressure is 50 lb and open pressure is 145 lb at 0.345" lift.
Features & highlights
- Enhanced Durability: Black Diamond stainless steel valves provide up to 4x longer lifespan compared to OEM titanium valves.
- Complete Conversion Kit: Includes all necessary components for a seamless conversion.
- High-Performance Springs: Wound chrome-silicon heat-treated wire valve springs ensure consistent valve control.
- Lightweight Components: Ultra-light titanium retainers reduce valvetrain mass for improved engine response.
- Precision Engineering: Designed using Finite Element Analysis (F.E.A.) software for optimal performance.
- Made in the USA: Ensures the highest quality and reliability.
Technical specifications
- Brand: KIBBLEWHITE
- Part Number: 30-31200
- Application: Intake
- Valve Material: Black Diamond™ Stainless
- Valve Head Diameter: 31.00 mm
- Valve Stem Diameter: 4.980 mm
- Valve Length: 3.280"
- Tulip Angle: 20°
- Spring Lift: 0.345"
- Spring Open Pressure: 145 lb
- Spring Seat Pressure: 50 lb
- Valve Seat Height: 1.320"
- Retainer Material: Titanium
- Type: Conversion Kit
- Units: Kit
Important to know
This kit includes only the components needed to convert your head to stainless steel intake valves. Professional installation is recommended to ensure proper fitment and performance.
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
30-31200
Valve and Spring Kit
20°
4.980 mm
31.00 mm
3.280"
1.320"
145 lb
50 lb
0.345"
Titanium
Intake
Black Diamond™ Stainless
Conversion
Kit


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.

