Unleash power with this 03-09 Yamaha YZ450F Hot Cams Stage 2 Intake (4089-2IN) & Exhaust (4090-2E) Cam Kit. Includes GENUINE Yamaha OEM Timing Chain (94591-57118-00), replacing OEM cams (2S2-12170-00-00, 2S2-12180-00-00) for mid-to-top end gains & reliable timing., 4089-2IN, 4090-2E, 2S2-12170-00-00, 94591-57118-00, 2S2-12170-00-00, 2S2-12180-00-00, 94591-57118-00, 2S2-12170-00-00, 2S2-12180-00-00

03-09 Yamaha YZ450F Hot Cams Stage 2 Kit & GENUINE OEM Timing Chain

Unleash Aggressive Power: Dominate the Track with a Stage 2 Cam Upgrade!

Ready to push your Yamaha YZ450F to its absolute limit? This Hot Cams Stage 2 Intake & Exhaust Cams (Pair) combined with a GENUINE YAMAHA OEM CAM TIMING CHAIN is your ultimate performance package, engineered to transform your ride! A Stage 2 camshaft is designed for a noticeable power increase, particularly in the mid-to-top end RPM range, delivering that aggressive pull you crave on the track. Paired with a genuine OEM timing chain, this kit ensures precise valve timing and factory-level reliability under extreme racing conditions. Don’t just ride; command your machine with superior power, throttle response, and reliability that leaves the competition in the dust!

Precision & Reliability: Hot Cams Performance Meets Yamaha OEM Quality!

This kit combines the best of both worlds for your YZ450F: the renowned Hot Cams Stage 2 Intake Camshaft (Part# 4089-2IN) and Exhaust Camshaft (Part# 4090-2E), along with a robust GENUINE YAMAHA OEM CAM TIMING CHAIN (Part# 94591-57118-00). Hot Cams Stage 2 profiles are celebrated for delivering significant gains, providing a sharper hit and increased pull through the powerband. The inclusion of a genuine Yamaha OEM timing chain ensures perfect synchronization and factory-spec durability, critical for maintaining engine integrity with upgraded camshafts. This synergistic combination maximizes the benefits of the performance camshafts while guaranteeing long-lasting engine health and consistent, reliable power delivery race after race. Everything is new in the original packaging and covered by the original manufacturer’s warranty!

• Hot Cams Stage 2 Intake & Exhaust Cams (Pair) for aggressive power gains.
• Includes GENUINE YAMAHA OEM CAM TIMING CHAIN for reliable timing.
• Designed for significant power increase in mid-to-top RPM range.
• Hot Cams Part#s: 4089-2IN (Intake), 4090-2E (Exhaust).
• OEM Timing Chain Part#: 94591-57118-00.
• Everything is new in original packaging with manufacturer’s warranty.

Perfect Fit & Comprehensive Kit: Yamaha YZ450F 2003-2009!

This complete performance kit is a direct fit for your Yamaha YZ450F, making your upgrade seamless. It’s perfectly compatible with Yamaha YZ450F Dirt Bike Models from 2003, 2004, 2005, 2006, 2007, 2008, and 2009. This kit directly replaces OEM Part#s: 2S2-12170-00-00 (Intake Cam), 2S2-12180-00-00 (Exhaust Cam), and 94591-57118-00 (Timing Chain). This means you get a direct OEM upgrade without any modifications required for installation. Optimize your engine’s performance with confidence, knowing you have a high-quality, fully compatible kit that’s ready to install and unleash maximum power for years to come!

• Fits Yamaha YZ450F Dirt Bike Models (2003-2009).
• Replaces OEM Part# 2S2-12170-00-00 (Intake Cam).
• Replaces OEM Part# 2S2-12180-00-00 (Exhaust Cam).
• Replaces OEM Part# 94591-57118-00 (Timing Chain).
• Designed for easy installation no modifications required.

Frequently Asked Questions (FAQ)

• Q: What are the benefits of a Stage 2 Hot Cams camshaft?

  A: A Stage 2 Hot Cams camshaft is designed to deliver a noticeable increase in power, particularly in the mid-to-top end RPM range. It provides a more aggressive power delivery and improved throttle response, ideal for competitive riding and maximizing performance on the track.

• Q: Does this kit include both intake and exhaust camshafts?

  A: Yes, this comprehensive kit includes both the Hot Cams Stage 2 Intake Camshaft (Part# 4089-2IN) and the Hot Cams Stage 2 Exhaust Camshaft (Part# 4090-2E), providing a complete camshaft upgrade for your YZ450F.

• Q: Is the timing chain a genuine Yamaha OEM part?

  A: Yes, the timing chain included in this kit is a GENUINE Yamaha OEM Cam Timing Chain (Part# 94591-57118-00), ensuring factory-level quality, precision, and reliability for your engine’s valvetrain.

• Q: Is this kit compatible with my stock valve springs?

  A: Hot Cams Stage 2 cams are typically designed to work with stock valve springs, but for optimal performance and durability with aggressive cam profiles or higher RPMs, it’s always advisable to consult the Hot Cams specifications or consider upgraded valve spring kits if recommended.

Why Choose ? Your Go-To for Yamaha Performance Parts!

At , our promise is unwavering: The Best Parts. The Best Performance. The Best Price. This Hot Cams Stage 2 Cam Kit & OEM Timing Chain for your YZ450F exemplifies our dedication to providing high-quality, essential components that guarantee your machine’s longevity and peak performance. We share your passion for riding and are committed to ensuring your Yamaha runs flawlessly, whether you’re dominating the track or tackling tough trails. Trust to deliver the parts you need to keep your YZ450F performing its best, every single time.

Upgrade your YZ450F’s engine today & conquer any challenge!

– The Best Parts. The Best Performance. The Best Price.

BRAPPPPPPPPPP!

LLC

Unleash power with this 03-09 Yamaha YZ450F Hot Cams Stage 2 Intake (4089-2IN) & Exhaust (4090-2E) Cam Kit. Includes GENUINE Yamaha OEM Timing Chain (94591-57118-00), replacing OEM cams (2S2-12170-00-00, 2S2-12180-00-00) for mid-to-top end gains & reliable timing., 4089-2IN, 4090-2E, 2S2-12170-00-00, 94591-57118-00, 2S2-12170-00-00, 2S2-12180-00-00, 94591-57118-00, 2S2-12170-00-00, 2S2-12180-00-00