Kibblewhite Stainless Intake Valve & Spring Kit
Kibblewhite Stainless Intake Valve & Spring Kit
Available in stock (4)
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Estimated delivery: Feb 06 - Feb 10
About this product
About this product
Upgrade your valvetrain with the Kibblewhite Stainless Intake Valve and Spring Kit. This conversion kit provides everything needed to switch your head to durable, long-lasting stainless steel Black Diamond intake valves, enhancing the lifespan and performance of your engine.
Description
The Kibblewhite Intake Valve and Spring Kit significantly extends the life of your valvetrain and intake components, offering up to four times the durability compared to OEM titanium parts. This comprehensive kit includes 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, along with proprietary camshaft analysis and spring design software. Specifically engineered for optimal performance and reliability, this kit ensures a superior valvetrain solution. Upgrade to Kibblewhite and experience the difference in longevity and performance. Made in the USA.
Features & highlights
- Extends valvetrain life up to 4x over OEM titanium parts.
- Includes forged one-piece stainless steel intake valves for superior strength.
- Features wound chrome-silicon heat-treated wire valve springs for optimal performance.
- Ultra-light titanium retainers reduce valvetrain mass.
- Hardened steel bases provide enhanced durability.
- Specifically designed and engineered for each application to guarantee correct fitment and performance.
- Manufactured in the USA ensuring top-tier quality and reliability.
Technical specifications
- Brand: KIBBLEWHITE
- Product Name: Valve and Spring Kit
- Application: Intake
- Valve Material: White Diamond® Stainless
- Head Diameter: 31.00 mm
- Stem Diameter: 4.50 mm
- Length: 3.460"
- Tulip Angle: 20°
- Collar Material: Titanium
- Spring Lift: 0.415"
- Spring Open Pressure: 181 lb
- Spring Seat Pressure: 65 lb
- Valve Seat Height: 1.315"
- Type: Conversion
- Units: Kit
Important to know
This conversion kit includes only what is needed to convert your head to stainless steel Black Diamond intake valves.
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
40-41450
Valve and Spring Kit
20°
4.50 mm
31.00 mm
3.460"
1.315"
181 lb
65 lb
0.415"
Titanium
Intake
White 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.

