Specifications:
Type: Stage 1 for Dual Cam Engine
Exhaust Cam Lobe Center: 103°
Exhaust Cam Lobe Duration At 1 mm: 265°
Exhaust Cam Lobe Lift: 8.670 mm
Exhaust Cam Valve Lash: 0.200 mm
Shim Kit: HCSHIM02
Fits for models:
Yamaha YZ450F 2003-2009

The leader in innovation, design and development of aftermarket dirt bike, ATV and UTV high-performance camshafts and industry leading valve shim kits. All Hot Cams camshafts have been dyno developed to guarantee improved performance.
| Brand | Model | Year | Name | CC |
|---|---|---|---|---|
| YAMAHA | YZ | 2003 | 450 | |
| YAMAHA | YZ | 2004 | 450 | |
| YAMAHA | YZ | 2005 | 450 | |
| YAMAHA | YZ | 2006 | 450 | |
| YAMAHA | YZ | 2007 | 450 | |
| YAMAHA | YZ | 2008 | 450 | |
| YAMAHA | YZ | 2009 | 450 | |
| YAMAHA | YZ | 2006 | 50th Anniversary | 450 |
| YAMAHA | YZ | 2006 | 50th Anniversary Limited Edition | 450 |
| YAMAHA | YZ | 2003 | 450 | |
| YAMAHA | YZ | 2004 | 450 | |
| YAMAHA | YZ | 2005 | 450 | |
| YAMAHA | YZ | 2006 | 450 | |
| YAMAHA | YZ | 2007 | 450 | |
| YAMAHA | YZ | 2008 | 450 | |
| YAMAHA | YZ | 2009 | 450 |
HOT CAMS Camshaft Exhaust Stage 1 Yamaha YZ450F 2003-2009
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