KTM SXF 250 2006 - 2007 EXC-F 250 2007 STEEL EXHAUST VALVE CONVERSION KIT
4.4 Trustpilot 99.9% positive on eBay
Delivery to United States 5–8 business days
Spread the cost with 
ProX Steel Exhaust Valve Conversion Kit. Manufactured from premium grade steel to exact OEM specifications and tolerances by leading OEM factories in Japan. A direct and cost-efficient OEM replacement. The titanium valves exceed OE specifications in dimensions and reliability. ProX coating offers extreme surface hardness and creates considerably lower friction. CrN titanium valves are manufactured to high quality standards. High tech Ti3al alloy is forged in one-piece for extra strength while offering superior material properties at high temperatures. ProX offers a wide range of steel and titanium engine valves as well as titanium into steel conversion kits.
- SKU
- PROX.28-SES6327-1
- Brand
- Prox
- Availability
- In Stock (4)
- SKU
- PROX.28-SES6327-1
- Brand
- Prox
- Availability
- In Stock (4)
FULL DESCRIPTION
ProX Steel Exhaust Valve Conversion Kit
Upgrade your engine reliability with the ProX Steel Exhaust Valve Conversion Kit. Designed as a direct and cost-efficient alternative to original equipment, this kit provides a robust solution for riders looking to enhance the longevity of their valve train system.
ProX components are manufactured in leading OEM factories in Japan to ensure exact specifications and strict tolerances. By switching to high-quality steel valves, you benefit from increased durability and consistent performance throughout the engine's RPM range.
Key Features
- Premium Materials: Constructed from high-grade steel to meet or exceed OEM manufacturing standards.
- Precision Engineering: Manufactured to exact tolerances for a direct, seamless fitment into your existing valve train.
- Enhanced Reliability: Steel construction offers superior resistance to heat and wear compared to standard components.
- Cost-Efficient Replacement: A reliable engine maintenance solution that maintains factory-level performance without the premium cost of exotic materials.
- Japanese Quality: Produced by industry-leading factories specializing in engine valve technology.
This conversion kit is an excellent choice for engine rebuilds, offering peace of mind through proven engineering and high-quality metallurgical standards. Ensure your machine operates at its peak with ProX valve train components.
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).
Call or email us with your make, model and year 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
Buying parts for your business? Apply for a 2BrosParts trade account.