Hot Cams Camshaft Exhaust - Yamaha YFZ 450 R
Part number: 4289-2E
$335.95
Description
Camshaft Exhaust for Yamaha vehicles. Product Details Type: Camshaft Exhaust Manufacturer: Yamaha Model: YFZ 450 R Years: 2009-2021 Exhaust Specifications Lift: 9.14 Lobe Center: 107 Duration: 262 Valve Lash: 0.22 Description Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Compatible Vehicles Yamaha YFZ 450 R (2009-2021), Yamaha YFZ 450 R SE (2009-2021), Yamaha YFZ 450 X (2010-2011), Yamaha YFZ 450 X Bill Balance Edition (2010), Yamaha YFZ 450 X SE (2011) 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 | 5 |
|---|---|
| model | YFZ 450 R |
| oem | Yamaha |
| part type | Camshaft Exhaust |
| years | 2009-2021 |
| exhaust lift | 9.14 |
| exhaust lobe center | 107 |
| exhaust duration | 262 |
| exhaust valve lash | 0.22 |
Listed vehicle applications
| Year | Make | Model | Notes |
|---|---|---|---|
| 2021 | Yamaha | YFZ 450 R | Catalog application: 2021 Yamaha YFZ 450 R. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2020 | Yamaha | YFZ 450 R | Catalog application: 2020 Yamaha YFZ 450 R. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2019 | Yamaha | YFZ 450 R | Catalog application: 2019 Yamaha YFZ 450 R. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2018 | Yamaha | YFZ 450 R | Catalog application: 2018 Yamaha YFZ 450 R. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2017 | Yamaha | YFZ 450 R | Catalog application: 2017 Yamaha YFZ 450 R. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2016 | Yamaha | YFZ 450 R | Catalog application: 2016 Yamaha YFZ 450 R. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2015 | Yamaha | YFZ 450 R | Catalog application: 2015 Yamaha YFZ 450 R. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2014 | Yamaha | YFZ 450 R | Catalog application: 2014 Yamaha YFZ 450 R. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2013 | Yamaha | YFZ 450 R | Catalog application: 2013 Yamaha YFZ 450 R. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2012 | Yamaha | YFZ 450 R | Catalog application: 2012 Yamaha YFZ 450 R. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2011 | Yamaha | YFZ 450 R | Catalog application: 2011 Yamaha YFZ 450 R. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2010 | Yamaha | YFZ 450 R | Catalog application: 2010 Yamaha YFZ 450 R. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2009 | Yamaha | YFZ 450 R | Catalog application: 2009 Yamaha YFZ 450 R. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2021 | Yamaha | YFZ 450 R SE | Catalog application: 2021 Yamaha YFZ 450 R SE. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2020 | Yamaha | YFZ 450 R SE | Catalog application: 2020 Yamaha YFZ 450 R SE. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2019 | Yamaha | YFZ 450 R SE | Catalog application: 2019 Yamaha YFZ 450 R SE. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2018 | Yamaha | YFZ 450 R SE | Catalog application: 2018 Yamaha YFZ 450 R SE. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2017 | Yamaha | YFZ 450 R SE | Catalog application: 2017 Yamaha YFZ 450 R SE. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2016 | Yamaha | YFZ 450 R SE | Catalog application: 2016 Yamaha YFZ 450 R SE. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2015 | Yamaha | YFZ 450 R SE | Catalog application: 2015 Yamaha YFZ 450 R SE. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2014 | Yamaha | YFZ 450 R SE | Catalog application: 2014 Yamaha YFZ 450 R SE. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2013 | Yamaha | YFZ 450 R SE | Catalog application: 2013 Yamaha YFZ 450 R SE. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2012 | Yamaha | YFZ 450 R SE | Catalog application: 2012 Yamaha YFZ 450 R SE. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2011 | Yamaha | YFZ 450 R SE | Catalog application: 2011 Yamaha YFZ 450 R SE. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2010 | Yamaha | YFZ 450 R SE | Catalog application: 2010 Yamaha YFZ 450 R SE. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2009 | Yamaha | YFZ 450 R SE | Catalog application: 2009 Yamaha YFZ 450 R SE. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2011 | Yamaha | YFZ 450 X | Catalog application: 2011 Yamaha YFZ 450 X. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2010 | Yamaha | YFZ 450 X | Catalog application: 2010 Yamaha YFZ 450 X. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2010 | Yamaha | YFZ 450 X Bill Balance Edition | Catalog application: 2010 Yamaha YFZ 450 X Bill Balance Edition. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2011 | Yamaha | YFZ 450 X SE | Catalog application: 2011 Yamaha YFZ 450 X SE. Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
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