VALVE EXHAUST YFM660, PROX 28.2661-1 3YF-12121-00
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PROX Hi-Performance Racing Valve Exhaust. Made from STAINLESS STEEL. Head Diameter: 32.00mm. Stem Diameter: 6.00mm. Stem Length: 92.70mm. Prox offers steel and titanium engine valves. ProX steel valves are manufactured from premium grade steel to exact OEM specifications and tolerances. Made by leading OEM factories in Japan. Part number 28.2661-1.
- SKU
- 65-152.EX.PX
- Brand
- Pro-X Racing
- Availability
- In Stock (3)
Fitments (55)
| Make | Model | Year |
|---|---|---|
| YAMAHA | YFM 660 Grizzly | 2002 |
| YAMAHA | YFM 660 Grizzly | 2003 |
| YAMAHA | YFM 660 Grizzly | 2004 |
| YAMAHA | YFM 660 Grizzly | 2005 |
| YAMAHA | YFM 660 Grizzly | 2006 |
| YAMAHA | YFM 660 Grizzly | 2007 |
| YAMAHA | YFM 660 Grizzly | 2008 |
| YAMAHA | YFM 660 Raptor | 2001 |
| YAMAHA | YFM 660 Raptor | 2002 |
| YAMAHA | YFM 660 Raptor | 2003 |
| YAMAHA | YFM 660 Raptor | 2004 |
| YAMAHA | YFM 660 Raptor | 2005 |
| YAMAHA | YFM F GRIZZLY 660 | 2002 |
| YAMAHA | YFM F GRIZZLY 660 | 2003 |
| YAMAHA | YFM F GRIZZLY 660 | 2004 |
| YAMAHA | YFM F GRIZZLY 660 | 2005 |
| YAMAHA | YFM F GRIZZLY 660 | 2006 |
| YAMAHA | YFM F GRIZZLY 660 | 2007 |
| YAMAHA | YFM F GRIZZLY 660 | 2008 |
| YAMAHA | YFM GRIZZLY 600 | 2002 |
| YAMAHA | YFM GRIZZLY 600 | 2003 |
| YAMAHA | YFM GRIZZLY 600 | 2004 |
| YAMAHA | YFM GRIZZLY 600 | 2005 |
| YAMAHA | YFM GRIZZLY 600 | 2006 |
| YAMAHA | YFM GRIZZLY 600 | 2007 |
| YAMAHA | YFM GRIZZLY 600 | 2008 |
| YAMAHA | YFM GRIZZLY 660 | 2002 |
| YAMAHA | YFM GRIZZLY 660 | 2003 |
| YAMAHA | YFM GRIZZLY 660 | 2004 |
| YAMAHA | YFM GRIZZLY 660 | 2005 |
| YAMAHA | YFM GRIZZLY 660 | 2006 |
| YAMAHA | YFM GRIZZLY 660 | 2007 |
| YAMAHA | YFM GRIZZLY 660 | 2008 |
| YAMAHA | YFM R RAPTOR 660 | 2001 |
| YAMAHA | YFM R RAPTOR 660 | 2002 |
| YAMAHA | YFM R RAPTOR 660 | 2003 |
| YAMAHA | YFM R RAPTOR 660 | 2004 |
| YAMAHA | YFM R RAPTOR 660 | 2005 |
| YAMAHA | YFM RAPTOR 660 | 2001 |
| YAMAHA | YFM RAPTOR 660 | 2002 |
| YAMAHA | YFM RAPTOR 660 | 2003 |
| YAMAHA | YFM RAPTOR 660 | 2004 |
| YAMAHA | YFM RAPTOR 660 | 2005 |
| YAMAHA | YXR 660 Rhino | 2004 |
| YAMAHA | YXR 660 Rhino | 2005 |
| YAMAHA | YXR 660 Rhino | 2006 |
| YAMAHA | YXR 660 Rhino | 2007 |
| YAMAHA | YXR RHINO 600 | 2004 |
| YAMAHA | YXR RHINO 600 | 2005 |
| YAMAHA | YXR RHINO 600 | 2006 |
| YAMAHA | YXR RHINO 600 | 2007 |
| YAMAHA | YXR RHINO 660 | 2004 |
| YAMAHA | YXR RHINO 660 | 2005 |
| YAMAHA | YXR RHINO 660 | 2006 |
| YAMAHA | YXR RHINO 660 | 2007 |
- General Product Group
- Cam & Valvetrain
- General Product Type
- Valve - Exhaust
- Variant Id
- 263492
FULL DESCRIPTION
Pro-X Racing Stainless Steel Exhaust Valve
This Pro-X Racing Exhaust Valve is constructed from high-quality stainless steel, designed for high-performance applications. It meets exact OEM specifications and tolerances, providing a reliable and cost-effective replacement for your engine.
- Material: Premium Grade Stainless Steel
- Head Diameter: 32.00mm
- Stem Diameter: 6.00mm
- Stem Length: 92.70mm
- Manufacturing: Made by leading OEM factories in Japan
Pro-X offers a comprehensive range of engine valves, including steel and titanium options, as well as titanium to steel conversion kits. Their titanium valves are forged from a high-tech Ti3Al alloy for superior strength and performance at high temperatures. Some Pro-X titanium valves feature a CrN coating for extreme surface hardness and reduced friction, often exceeding original equipment specifications in dimensions and reliability.
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).
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.
Trade pricing available
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