Hot Cams Camshaft Exhaust Stage 1 - Yamaha WR250F 2001-2013
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✓ Fits
- Yamaha WR250F 2001-2013
- Yamaha YZ250F 2001-2013
✓ Features
- Stage 1 is designed for low end torque
- Adds a 5%-10% power gain
- Designed and dyno proven in the USA
- Manufactured by utilizing state of the art valvetrain software
- CNC machined from 8620 billet, case-hardened steel for an exact fit and lobe profile
- Engineered to be drop-in cams, that use stock valve springs (unless otherwise noted).
- Select cams feature Hot Cams Improved Throttle Design (ITR) technology; these cams improve throttle response throughout the entire rpm range while providing excellent power gains through the mid-range and top-end.
- For dual cam engine.
✓ What's Included
- (1) Hot Cams Camshaft Exhaust Stage 1
✓ Specs
- Brand: Hot Cams
- Manufacturer part #: 4020-1E
- Exhaust Duration Imperial: 252°
- Type: Stage 1
- Application: Exhaust
- Exhaust Lift Metric: 8.100 mm
- Exhaust Lobe Centerline Imperial: 104°
- Condition: New
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📦 Shipping Information
In-stock items ship next business day. ModQuad parts dispatch Monday through Thursday.
Made-to-order and custom powder coat items show their lead time at the top of this page, right next to the truck icon. These are built fresh for you, so timing varies by brand and current backlog.
Need something by a specific date? Call us at 541-668-7503 before ordering and we will check stock and ETA on that exact part. We can often point you to an in-stock alternative from another distributor.
Questions? Contact us, we respond within 24 hours.