Hot Cams Stage 1 Exhaust Camshaft - 2004-2009 Yamaha YFZ450 / WR450F (4044-1E)
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Bolt more power into the bottom end of your YFZ450 with the Hot Cams Stage 1 Exhaust Camshaft. Designed as a direct drop-in replacement using your stock valve springs — no machine work, no head modifications required.
✓ Fits:
- 2004-2009 Yamaha YFZ450
- 2006-2007 Yamaha YFZ450 Bill Ballance Edition
- 2006-2008 Yamaha YFZ450 SE
- 2004-2005 Yamaha YFZ450 LE
- 2003-2015 Yamaha WR450F
✓ Features:
- Stage 1 grind — low-end torque focus with 5-10% overall power gain
- Exhaust lift: 8.670mm | Duration: 265° | Lobe center: 103°
- Exhaust valve lash: 0.200mm
- Includes auto-decompression mechanism
- Drop-in installation — uses stock valve springs
- CNC machined from 8620 billet, case-hardened steel for exact lobe profile
- Hot Cams ITR technology for improved throttle response throughout the RPM range
- Designed and dyno proven in the USA
✓ What's Included:
- 1x Hot Cams Stage 1 Exhaust Camshaft (Part # 4044-1E)
Ships fast from DuneGoonShop!
📦 Shipping Information
In-Stock Items:
- Most parts ship next business day
- Modquad parts: Monday–Thursday dispatch
Made-to-Order Items:
- Custom swingarms & A-arms: 2–4 weeks
- EVP exhaust systems: 2–4 weeks
Stock Guarantee: Items marked "In Stock" ship immediately. Made-to-order items are built fresh for you.
Questions? Contact us—we respond within 24 hours.
