Prox Valve And Spring Kit - Steel, Nitrided Valves
Prox Valve And Spring Kit - Steel, Nitrided Valves
Available in stock (12)
-
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 replaces your OEM components with high-quality, engineered parts designed for demanding conditions.
Description
The Prox Valve and Spring Kit delivers enhanced reliability and performance. Featuring steel, nitrided valves, this kit provides increased durability and reduces wear, especially in high-stress environments. The stronger valve springs are specifically designed to handle the increased weight of the steel valves, ensuring optimal valve train operation. Manufactured from premium chrome vanadium steel, these springs offer superior performance and durability at high RPMs, providing consistent valve control and preventing valve float. Easy to install using OEM retainers, bases, and valve seals, this kit offers a seamless upgrade for enthusiasts and professionals seeking maximum engine performance and longevity. Trust Prox for quality and performance you can depend on. Upgrade to a Prox Valve and Spring Kit today!
Features & highlights
- Steel, nitrided valves offer exceptional durability and reduced wear.
- Stronger valve springs accommodate the added weight of steel valves.
- Premium chrome vanadium steel springs ensure high performance at high RPMs.
- Designed to replace OEM valves and valve springs directly.
- Easy installation using OEM retainers, bases, and valve seals.
- Maximizes engine performance and longevity.
Technical specifications
- Brand: Prox
- Product Name: Valve and Spring Kit
- Application: Intake
- Valve Material: Steel, Nitrided
- Spring Material: Chrome Vanadium Steel
- Units: Kit
Important to know
This kit is designed as a direct replacement for OEM components and can be installed using the OEM retainers, bases, and valve seals. Double-check your application before ordering.
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.SIS1337-2
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.

