KIT IN VALVE+SPRING YZF250, PROX 28.SIS2402-2 INTAKE
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ProX Steel INTAKE Valve/Spring Kit. This kit contains a set of steel intake valves plus a set of specially designed stronger valve springs. The ProX kit replaces OEM valves and valve springs and can be installed using OEM retainers, bases, and valve seats. PROX 28.SIS2402-2.
- SKU
- 65-K156.PX
- Brand
- Pro-X Racing
- Availability
- In Stock (1)
Fitments (35)
| Make | Model | Year |
|---|---|---|
| GAS-GAS | EC F 250 | 2010 |
| GAS-GAS | EC F 250 | 2011 |
| GAS-GAS | EC F 250 | 2012 |
| GAS-GAS | EC F 250 | 2013 |
| GAS-GAS | EC F 250 | 2014 |
| GAS-GAS | EC F 250 | 2015 |
| GAS-GAS | EC F 300 | 2013 |
| GAS-GAS | EC F 300 | 2014 |
| GAS-GAS | EC F 300 | 2015 |
| YAMAHA | WR 250F | 2001 |
| YAMAHA | WR 250F | 2002 |
| YAMAHA | WR 250F | 2003 |
| YAMAHA | WR 250F | 2004 |
| YAMAHA | WR 250F | 2005 |
| YAMAHA | WR 250F | 2006 |
| YAMAHA | WR 250F | 2007 |
| YAMAHA | WR 250F | 2008 |
| YAMAHA | WR 250F | 2009 |
| YAMAHA | WR 250F | 2010 |
| YAMAHA | WR 250F | 2011 |
| YAMAHA | WR 250F | 2012 |
| YAMAHA | WR 250F | 2013 |
| YAMAHA | YZ 250F | 2001 |
| YAMAHA | YZ 250F | 2002 |
| YAMAHA | YZ 250F | 2003 |
| YAMAHA | YZ 250F | 2004 |
| YAMAHA | YZ 250F | 2005 |
| YAMAHA | YZ 250F | 2006 |
| YAMAHA | YZ 250F | 2007 |
| YAMAHA | YZ 250F | 2008 |
| YAMAHA | YZ 250F | 2009 |
| YAMAHA | YZ 250F | 2010 |
| YAMAHA | YZ 250F | 2011 |
| YAMAHA | YZ 250F | 2012 |
| YAMAHA | YZ 250F | 2013 |
- General Product Group
- Cam & Valvetrain
- General Product Type
- Valve & Spring Kit
- Variant Id
- 264472
FULL DESCRIPTION
ProX Steel Intake Valve and Spring Kit
Enhance the durability of your motorcycle's engine with the ProX Steel Intake Valve and Spring Kit. This kit is designed as a steel conversion for your original titanium valves, offering a significantly extended lifespan. Experience up to three times the durability compared to OEM titanium valves.
The ProX kit includes a set of high-quality steel intake valves along with specially engineered, stronger valve springs. The increased weight of the steel valves necessitates the use of heavier springs for optimal performance and longevity. This kit is designed for a direct replacement of your OEM valves and springs, allowing you to utilize your original retainers, bases, and valve seats during installation.
Key Features:
- Steel intake valves for enhanced durability
- Includes specially designed stronger valve springs
- Offers up to 3x the lifespan of OEM titanium valves
- Utilizes OEM retainers, bases, and valve seats
- Direct replacement for stock components
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).
Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.
Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.
Any customs duties or import taxes charged in the United States are paid by you when the parcel arrives. Any tax we collect ourselves is shown at checkout before you pay.
More answers in our FAQ.
Trade pricing available
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