VALVE EXHAUST CRF150R 07-25, PROX 28.1227-1 14721-KSE-670
4.1 Trustpilot 99.9% positive on eBay
UK delivery £4.99, free over £60 2–4 business days
Spread the cost with 
18+, T&Cs apply
Hi-Performance Racing Valve Exhaust STAINLESS STEEL. Head Dia 22.50mm, Stem Dia 4.50mm, Stem Length 79.90mm. ProX steel valves are manufactured of premium grade steel to exact OEM specifications and tolerances. The steel valves are made by the leading OEM factories in Japan and are a direct and cost-efficient OEM replacement.
- SKU
- 65-434.PX.SS
- Brand
- Pro-X Racing
- Availability
- In Stock (3)
Fitments (33)
| Make | Model | Year |
|---|---|---|
| HONDA | CRF 150R | 2007 |
| HONDA | CRF 150R | 2008 |
| HONDA | CRF 150R | 2009 |
| HONDA | CRF 150R | 2010 |
| HONDA | CRF 150R | 2011 |
| HONDA | CRF 150R | 2012 |
| HONDA | CRF 150R | 2013 |
| HONDA | CRF 150R | 2014 |
| HONDA | CRF 150R | 2015 |
| HONDA | CRF 150R | 2016 |
| HONDA | CRF 150R | 2017 |
| HONDA | CRF 150R | 2018 |
| HONDA | CRF 150R | 2019 |
| HONDA | CRF 150R | 2020 |
| HONDA | CRF 150R | 2021 |
| HONDA | CRF 150R | 2022 |
| HONDA | CRF 150R | 2023 |
| HONDA | CRF 150R | 2024 |
| HONDA | CRF 150R | 2025 |
| HONDA | CRF RB 150 | 2007 |
| HONDA | CRF RB 150 | 2008 |
| HONDA | CRF RB 150 | 2009 |
| HONDA | CRF RB 150 | 2010 |
| HONDA | CRF RB 150 | 2011 |
| HONDA | CRF RB 150 | 2012 |
| HONDA | CRF RB 150 | 2013 |
| HONDA | CRF RB 150 | 2014 |
| HONDA | CRF RB 150 | 2015 |
| HONDA | CRF RB 150 | 2016 |
| HONDA | CRF RB 150 | 2017 |
| HONDA | CRF RB 150 | 2018 |
| HONDA | CRF RB 150 | 2019 |
| HONDA | CRF RB 150 | 2020 |
- General Product Group
- Cam & Valvetrain
- General Product Type
- Valve - Exhaust
- Variant Id
- 263820
FULL DESCRIPTION
ProX High-Performance Stainless Steel Exhaust Valve
Upgrade your engine's performance with this ProX High-Performance Stainless Steel Exhaust Valve. Engineered for durability and superior performance, this valve is designed to meet or exceed original equipment specifications.
Key Features:
- Material: Premium grade stainless steel for exceptional heat resistance and strength.
- Construction: Manufactured to exact OEM specifications and tolerances by leading OEM factories in Japan.
- Performance: A cost-efficient and direct replacement designed for reliability and optimal engine function.
- Dimensions:
- Head Diameter: 22.50mm
- Stem Diameter: 4.50mm
- Stem Length: 79.90mm
This ProX exhaust valve is an ideal choice for riders seeking a dependable and high-quality replacement part to maintain their motorcycle's optimal running condition.
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.