2Bros Parts

KTM EXC-F 350 2012 - 2016 STEEL EXHAUST VALVE CONVERSION KIT

£202.42

4.4 Trustpilot 99.9% positive on eBay

Free UK delivery 2–4 business days

Spread the cost with Klarna 18+, T&Cs apply

1

Steel exhaust valve conversion kit made of premium grade steel to exact OEM specifications and tolerances. Manufactured by leading OEM factories in Japan, these steel valves are a direct and cost-efficient OEM replacement. ProX offers a wide range of steel and titanium engine valves as well as titanium to steel conversion kits.

Specifications
SKU
PROX.28-SES6353-1
Brand
Prox
Availability
In Stock (4)
SKU
PROX.28-SES6353-1
Brand
Prox
Availability
In Stock (4)
Delivery2–4 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

ProX Steel Exhaust Valve Conversion Kit

The ProX Steel Exhaust Valve Conversion Kit offers a reliable and cost-effective alternative to standard valvetrain components. Engineered to meet or exceed OEM specifications, these valves are manufactured in leading Japanese factories to ensure high-level precision, durability, and performance consistency.

Designed for enthusiasts looking for a robust engine rebuild solution, this conversion kit provides the necessary components to transition your valvetrain to high-grade steel. By utilizing premium materials and strict manufacturing tolerances, this kit provides a direct replacement that maintains the integrity of your engine while offering enhanced longevity.

Key Features

  • Premium Grade Steel: Constructed from high-quality steel materials to ensure maximum durability under extreme engine conditions.
  • OEM Specifications: Manufactured to exact tolerances, ensuring a perfect fit and consistent operation compared to original equipment.
  • High-Performance Engineering: Produced by leading OEM factories in Japan to guarantee superior build quality and reliability.
  • Cost-Efficient Upgrade: Provides a durable, long-lasting valvetrain solution without the higher costs often associated with titanium alternatives.
  • Reliable Performance: Designed to withstand high engine temperatures and stress, providing a stable valvetrain for consistent power delivery.

Whether you are performing routine maintenance or a complete engine overhaul, the ProX Steel Exhaust Valve Conversion Kit is a dependable choice for riders and mechanics who prioritize strength and value in their engine components.

Before you buy

QUESTIONS? JUST ASK

Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.

Call or email us with your make, model and year and we will check it for you before you order.

UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. 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.

More answers in our FAQ.

Trade pricing available

Buying parts for your business? Apply for a 2BrosParts trade account.

Apply for Trade
1