VALVE INTAKE TITANIUM YZF450, PROX 28.2444-2 1SL-12111-00
4.1 Trustpilot 99.9% positive on eBay
Free UK delivery 2–4 business days
Spread the cost with 
18+, T&Cs apply
ProX Titanium Hi-Performance Racing Intake Valve. Head Diameter 37.00mm, Stem Diameter 5.50, Length 83.75mm. Manufactured from high tech Ti3al alloy, forged in one-piece for extra strength. The material offers superior properties at high temperatures. Features CrN coating for extreme surface hardness and reduced friction. SKU 65-6314.PX.TI. Manufacturer Part Number 28.2444-2.
- SKU
- 65-6314.PX.TI
- Brand
- Pro-X Racing
- Availability
- In Stock (2)
Fitments (18)
| Make | Model | Year |
|---|---|---|
| YAMAHA | WR 450F | 2016 |
| YAMAHA | WR 450F | 2017 |
| YAMAHA | WR 450F | 2018 |
| YAMAHA | WR 450F | 2019 |
| YAMAHA | WR 450F | 2020 |
| YAMAHA | YZ 450F | 2014 |
| YAMAHA | YZ 450F | 2015 |
| YAMAHA | YZ 450F | 2016 |
| YAMAHA | YZ 450F | 2017 |
| YAMAHA | YZ 450F | 2018 |
| YAMAHA | YZ 450F | 2019 |
| YAMAHA | YZ 450FX | 2014 |
| YAMAHA | YZ 450FX | 2015 |
| YAMAHA | YZ 450FX | 2016 |
| YAMAHA | YZ 450FX | 2017 |
| YAMAHA | YZ 450FX | 2018 |
| YAMAHA | YZ 450FX | 2019 |
| YAMAHA | YZ 450FX | 2020 |
- General Product Group
- Cam & Valvetrain
- General Product Type
- Valve - Intake
- Variant Id
- 264252
FULL DESCRIPTION
ProX Titanium Intake Valve for Yamaha YZF450
Upgrade your engine's performance with this high-performance ProX Titanium Intake Valve. Engineered for superior strength and durability, this valve is designed to exceed Original Equipment Manufacturer (OEM) specifications.
The valve is constructed from a high-tech Ti3Al alloy, forged in one piece for exceptional strength. This advanced material offers outstanding properties at high temperatures, ensuring reliable performance under demanding conditions. The valve also features a CrN coating, which provides extreme surface hardness and significantly reduces friction for improved efficiency.
Key Features:
- Material: High-tech Ti3Al alloy
- Construction: One-piece forged for superior strength
- Coating: CrN coating for extreme surface hardness and reduced friction
- Performance: Exceeds OE specifications in dimensions and reliability
- Type: Intake Valve
Specifications:
- Head Diameter: 37.00mm
- Stem Diameter: 5.50mm
- Length: 83.75mm
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.
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.
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.