Hot Cams Camshaft Intake - Yamaha WR 400 F
Part number: 4002-1IN
$294.95
Description
Camshaft Intake for Yamaha vehicles. Product Details Type: Camshaft Intake Manufacturer: Yamaha Model: WR 400 F Years: 1998-2000 Intake Specifications Lift: 8.8 mm Lobe Center: 105° Duration: 260° Valve Lash: 0.15 Description Stage 1 intake cam: Excellent mid-range increase, improved throttle response, and smoother power delivery than OEM. Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately Compatible Vehicles Yamaha WR 400 F (1998-2000), Yamaha WR 426 F (2001-2002), Yamaha YZ 400 F (1998-1999), Yamaha YZ 426 F (2000-2002) 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 | 4 |
|---|---|
| model | WR 400 F |
| oem | Yamaha |
| part type | Camshaft Intake |
| years | 1998-2000 |
| intake lift | 8.8 |
| intake lobe center | 105 |
| intake duration | 260 |
| intake valve lash | 0.15 |
Listed vehicle applications
| Year | Make | Model | Notes |
|---|---|---|---|
| 2000 | Yamaha | WR 400 F | Catalog application: 2000 Yamaha WR 400 F. Stage 1 intake cam: Excellent mid-range increase, improved throttle response, and smoother power delivery than OEM. Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 1999 | Yamaha | WR 400 F | Catalog application: 1999 Yamaha WR 400 F. Stage 1 intake cam: Excellent mid-range increase, improved throttle response, and smoother power delivery than OEM. Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 1998 | Yamaha | WR 400 F | Catalog application: 1998 Yamaha WR 400 F. Stage 1 intake cam: Excellent mid-range increase, improved throttle response, and smoother power delivery than OEM. Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2002 | Yamaha | WR 426 F | Catalog application: 2002 Yamaha WR 426 F. Stage 1 intake cam: Excellent mid-range increase, improved throttle response, and smoother power delivery than OEM. Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2001 | Yamaha | WR 426 F | Catalog application: 2001 Yamaha WR 426 F. Stage 1 intake cam: Excellent mid-range increase, improved throttle response, and smoother power delivery than OEM. Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 1999 | Yamaha | YZ 400 F | Catalog application: 1999 Yamaha YZ 400 F. Stage 1 intake cam: Excellent mid-range increase, improved throttle response, and smoother power delivery than OEM. Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 1998 | Yamaha | YZ 400 F | Catalog application: 1998 Yamaha YZ 400 F. Stage 1 intake cam: Excellent mid-range increase, improved throttle response, and smoother power delivery than OEM. Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2002 | Yamaha | YZ 426 F | Catalog application: 2002 Yamaha YZ 426 F. Stage 1 intake cam: Excellent mid-range increase, improved throttle response, and smoother power delivery than OEM. Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2001 | Yamaha | YZ 426 F | Catalog application: 2001 Yamaha YZ 426 F. Stage 1 intake cam: Excellent mid-range increase, improved throttle response, and smoother power delivery than OEM. Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately Source: Hot Cams Catalog 1-19-2026. Reviewed 2026-09-23. |
| 2000 | Yamaha | YZ 426 F | Catalog application: 2000 Yamaha YZ 426 F. Stage 1 intake cam: Excellent mid-range increase, improved throttle response, and smoother power delivery than OEM. Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately 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.