Prox Valve And Spring Kit - Steel, Nitrided Valves
Prox Valve And Spring Kit - Steel, Nitrided Valves
In stock
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Estimated delivery: Feb 04 - Feb 08
About this product
About this product
Upgrade your engine's performance and durability with the Prox Valve and Spring Kit. This kit provides a comprehensive solution for replacing your OEM valves and valve springs, ensuring optimal engine function even under demanding conditions.
Description
The Prox Valve and Spring Kit replaces your OEM components with high-quality, steel, nitrided valves. These valves offer superior durability and reduced wear, especially when subjected to extreme conditions. The included valve springs are designed to handle the increased weight of the steel valves, preventing valve float and maintaining consistent valve control at high RPMs. Manufactured from premium chrome vanadium steel, these springs offer enhanced performance and long-lasting durability. This kit allows for installation using the OEM retainers, bases, and valve seals, simplifying the installation process. Upgrade to the Prox Valve and Spring Kit for increased reliability and enhanced engine performance. Optimize your engine's valve train with this essential upgrade!
Features & highlights
- Replaces OEM valves and valve springs for a complete upgrade.
- Steel, nitrided valves offer increased durability and reduced wear.
- Stronger valve springs handle the extra weight of steel valves, preventing valve float.
- Springs made from premium chrome vanadium steel for higher performance and durability at high RPM.
- Designed for installation using OEM retainers, bases, and valve seals.
- Enhances engine performance and reliability under extreme conditions.
Technical specifications
- Brand: Prox
- Product Name: Valve and Spring Kit
- Application: Intake
- Material: Steel
- Color/Finish: Steel
- Units: Kit
Important to know
This kit requires the use of OEM retainers, bases, and valve seals, which are not included.
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
PROX
28.SIS4335-2
Valve and Spring Kit
Intake
Steel
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.

