KIT IN VALVE+SPRING YZF450, PROX 28.SIS2440-2 INTAKE
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Delivery to United States 5–8 business days
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ProX steel INTAKE valve and spring kit. The kit contains steel intake valves and specially designed stronger valve springs. This kit replaces OEM valves and springs and can be installed using OEM retainers, bases, and valve seats.
- SKU
- 65-K159.PX
- Brand
- Pro-X Racing
- Availability
- In Stock (1)
Fitments (4)
| Make | Model | Year |
|---|---|---|
| YAMAHA | YZ 450F | 2010 |
| YAMAHA | YZ 450F | 2011 |
| YAMAHA | YZ 450F | 2012 |
| YAMAHA | YZ 450F | 2013 |
- General Product Group
- Cam & Valvetrain
- General Product Type
- Valve & Spring Kit
- Variant Id
- 264475
FULL DESCRIPTION
ProX Steel Intake Valve and Spring Kit
Upgrade your engine's performance and durability with this ProX Steel Intake Valve and Spring Kit. This kit is designed as a direct replacement for your original equipment valves and springs, allowing you to utilize your existing OEM retainers, bases, and valve seats for a seamless installation.
ProX offers a comprehensive selection of titanium to steel conversion kits, engineered to provide a significant lifespan extension over standard OEM titanium valves. This specific kit features high-quality steel intake valves and specially designed, stronger valve springs. The increased weight of the steel valves necessitates the use of a heavier spring to ensure optimal performance and reliability.
Key Features:- Steel intake valves for enhanced durability
- Stronger, specifically designed valve springs
- Extends lifespan significantly compared to OEM titanium valves
- Direct replacement for OEM valves and springs
- Utilizes OEM retainers, bases, and valve seats
QUESTIONS? JUST ASK
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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
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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.
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