Hot Cams Camshaft Exhaust - Yamaha WR 450 F
Part number: 4044-1E
$335.95
Description
Camshaft Exhaust for Yamaha vehicles. Product Details Type: Camshaft Exhaust Manufacturer: Yamaha Model: WR 450 F Years: 2003-2015 Exhaust Specifications Lift: 8.67 Lobe Center: 103 Duration: 265 Valve Lash: 0.2 Description Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Compatible Vehicles Yamaha WR 450 F (2003-2015), Yamaha YFZ 450 (2004-2009) About Hot Cams Hot Cams performance camshafts are engineered for maximum power and reliability. Each cam is precision-manufactured to OEM specifications with premium materials. Whether you're looking for mid-range power or top-end performance, Hot Cams has the right solution for your engine.
Specifications
| compatible models | 2 |
|---|---|
| model | WR 450 F |
| oem | Yamaha |
| part type | Camshaft Exhaust |
| years | 2003-2015 |
| exhaust lift | 8.67 |
| exhaust lobe center | 103 |
| exhaust duration | 265 |
| exhaust valve lash | 0.2 |
Listed vehicle applications
| Year | Make | Model | Notes |
|---|---|---|---|
| 2015 | Yamaha | WR 450 F | Catalog application: 2015 Yamaha WR 450 F. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2014 | Yamaha | WR 450 F | Catalog application: 2014 Yamaha WR 450 F. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2013 | Yamaha | WR 450 F | Catalog application: 2013 Yamaha WR 450 F. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2012 | Yamaha | WR 450 F | Catalog application: 2012 Yamaha WR 450 F. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2011 | Yamaha | WR 450 F | Catalog application: 2011 Yamaha WR 450 F. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2010 | Yamaha | WR 450 F | Catalog application: 2010 Yamaha WR 450 F. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2009 | Yamaha | WR 450 F | Catalog application: 2009 Yamaha WR 450 F. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2008 | Yamaha | WR 450 F | Catalog application: 2008 Yamaha WR 450 F. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2007 | Yamaha | WR 450 F | Catalog application: 2007 Yamaha WR 450 F. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2006 | Yamaha | WR 450 F | Catalog application: 2006 Yamaha WR 450 F. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2005 | Yamaha | WR 450 F | Catalog application: 2005 Yamaha WR 450 F. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2004 | Yamaha | WR 450 F | Catalog application: 2004 Yamaha WR 450 F. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2003 | Yamaha | WR 450 F | Catalog application: 2003 Yamaha WR 450 F. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2009 | Yamaha | YFZ 450 | Catalog application: 2009 Yamaha YFZ 450. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2008 | Yamaha | YFZ 450 | Catalog application: 2008 Yamaha YFZ 450. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2007 | Yamaha | YFZ 450 | Catalog application: 2007 Yamaha YFZ 450. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2006 | Yamaha | YFZ 450 | Catalog application: 2006 Yamaha YFZ 450. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2005 | Yamaha | YFZ 450 | Catalog application: 2005 Yamaha YFZ 450. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2004 | Yamaha | YFZ 450 | Catalog application: 2004 Yamaha YFZ 450. Stage 2 exhaust cam: Excellent top-end power increase with some bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
Check the exact vehicle application and specifications before ordering. Ask HPE if a detail is missing.