
HOW TO FIND YOUR FITMENT
              Two ways to ensure proper fitment
            - Product Info
 - Applications List
 - Part Replacement List
 - Policy Information
 - Reviews
 
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Product Info 
            Applications List 
            Part Replacement List 
            Policy Information 
            Reviews 
        Overview
Fast shipping and the lowest prices.
Find the right part for your make and model at DB Electrical.
Item Number: 4055-2E
100% Brand New Aftermarket Part From DB Electrical
Product Specs
| Item Condition | Aftermarket Part | 
| • Stage 2 Exhaust Cam; Dual cam engine. Intake and exhaust cams sold separately. | |
| • Excellent top-end power increase and good over rev. | |
| • Cam includes auto-decompression mechanism. | |
| • Uses stock valve springs. | 
Applications List
 Select Make & Type
| MAKE | TYPE | MODEL | YEAR | ENGINE | 
| Yamaha | Dirt Bike | WR 250 F | 2001 | |
| Yamaha | Dirt Bike | WR 250 F | 2002 | |
| Yamaha | Dirt Bike | WR 250 F | 2003 | |
| Yamaha | Dirt Bike | WR 250 F | 2004 | |
| Yamaha | Dirt Bike | WR 250 F | 2005 | |
| Yamaha | Dirt Bike | WR 250 F | 2006 | |
| Yamaha | Dirt Bike | WR 250 F | 2007 | |
| Yamaha | Dirt Bike | WR 250 F | 2008 | |
| Yamaha | Dirt Bike | WR 250 F | 2009 | |
| Yamaha | Dirt Bike | WR 250 F | 2010 | |
| Yamaha | Dirt Bike | WR 250 F | 2011 | |
| Yamaha | Dirt Bike | WR 250 F | 2012 | |
| Yamaha | Dirt Bike | WR 250 F | 2013 | |
| Yamaha | Dirt Bike | YZ 250 F | 2001 | |
| Yamaha | Dirt Bike | YZ 250 F | 2002 | |
| Yamaha | Dirt Bike | YZ 250 F | 2003 | |
| Yamaha | Dirt Bike | YZ 250 F | 2004 | |
| Yamaha | Dirt Bike | YZ 250 F | 2005 | |
| Yamaha | Dirt Bike | YZ 250 F | 2006 | |
| Yamaha | Dirt Bike | YZ 250 F | 2007 | |
| Yamaha | Dirt Bike | YZ 250 F | 2008 | |
| Yamaha | Dirt Bike | YZ 250 F | 2009 | |
| Yamaha | Dirt Bike | YZ 250 F | 2010 | |
| Yamaha | Dirt Bike | YZ 250 F | 2011 | |
| Yamaha | Dirt Bike | YZ 250 F | 2012 | |
| Yamaha | Dirt Bike | YZ 250 F | 2013 | 
Replaces These Part Numbers
| Yamaha | 5PH-12170-00-00, 5UL-12170-10-00, 5UM-12170-00-00, 5UM-12170-10-00 | 
Customer Reviews
            WARNING:  California’s Proposition 65