03-09 Yamaha YZ450F YZ 450F Stage 2 Two Hotcams Hot Cams & HOT CAMS TIMING CHAIN

03-09 Yamaha YZ450F YZ 450F Stage 2 Two Hotcams Hot Cams & HOT CAMS TIMING CHAIN 03-09 Yamaha YZ450F YZ 450F Stage 2 Two Hotcams Hot Cams & HOT CAMS TIMING CHAIN 4089-2IN, 4090-2E, HC98XRH2010118,2S2-12170-00-00, 2S2-12180-00-00, 94591-57118-00,CC015, 31.2423,Unleash power with this 03-09 Yamaha YZ450F Hot Cams Stage 2 Intake (4089-2IN) & Exhaust (4090-2E) Cam Kit. Includes Hot Cams Heavy Duty Timing Chain (HC98XRH2010118), replacing OEM cams & chain for mid-to-top end gains & reliable timing. 🔥 03-09 Yamaha YZ450F Hot Cams Stage 2 Kit & Heavy Duty 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 HOTCAMS Heavy Duty OEM Replacement 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 robust Hot Cams heavy-duty timing chain, this kit ensures precise valve timing and unmatched durability 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 Heavy-Duty Durability! 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 HOTCAMS Heavy Duty OEM Replacement Timing Chain (Part# HC98XRH2010118). 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 Hot Cams heavy-duty timing chain ensures optimal synchronization and superior durability compared to stock, 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 HOTCAMS Heavy Duty OEM Replacement Timing Chain. Designed for significant power increase in mid-to-top RPM range. Hot Cams Part#s: 4089-2IN (Intake), 4090-2E (Exhaust). Timing Chain Part#: HC98XRH2010118. 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 for the YZ450F? 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: Is the included timing chain a Hot Cams Heavy Duty component? A: Yes, the timing chain in this kit is a Hot Cams Heavy Duty OEM Replacement Timing Chain (Part# HC98XRH2010118). It's built for enhanced durability and reliability compared to stock chains, especially when paired with performance camshafts. 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. 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. 🌟 Why Choose BPRATV? Your Go-To for Yamaha Performance Parts! At BPRATV, our promise is unwavering: The Best Parts. The Best Performance. The Best Price. This Hot Cams Stage 2 Cam Kit & Heavy Duty 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 BPRATV 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! 🏁 BPRATV - The Best Parts. The Best Performance. The Best Price. BRAPPPPPPPPPP! © BPRATV LLC 4089-2IN, 4090-2E, HC98XRH2010118,2S2-12170-00-00, 2S2-12180-00-00, 94591-57118-00,CC015, 31.2423,Unleash power with this 03-09 Yamaha YZ450F Hot Cams Stage 2 Intake (4089-2IN) & Exhaust (4090-2E) Cam Kit. Includes Hot Cams Heavy Duty Timing Chain (HC98XRH2010118), replacing OEM cams & chain for mid-to-top end gains & reliable timing. PROFESSIONAL INSTALLATION REQUIRED DO YOU NEED THIS ITEM INSTALLED? WE HAVE YOU COVERED! CONTACT US FOR DETAILS. REPAIR SHOPS AND DEALERS: CONTACT US TO SET UP AN ACCOUNT FOR WHOLESALE DISCOUNTS. BPRATV: Over 20 Years of Excellence in Parts & Service Upland, CA | Monday – Friday, 7 am – 4 pm PST WE SHIP WORLDWIDE MONDAY THROUGH FRIDAY | ¡HABLAMOS ESPAÑOL! Payments: Credit Card, PayPal, Venmo, Cash App, and In-Person (Cash/Check once cleared). NOTICE REGARDING PHOTOS: Product photos used in our listings are for example only to show the high quality of our components. You will receive the correct quantity, size, and fitment of bearings, titanium fasteners, nuts, and bolts for the specific kit listed. BEARING NOTICE: In some cases, you may receive SEALED bearings. If your application requires an OPEN bearing, the seals can easily be removed. EMISSIONS & RACE USE ONLY: This product is exempt from emission standards and requirements of 40 C.F.R. § 1051 as provided by 40 C.F.R. § 1051.620, and California law [e.g., vehicle code §§ 27156 and 38391]. Sold ONLY for use with EPA-certified, purpose-built, nonroad vehicles used solely for closed course, nonroad competition/racing. Installation may void vehicle manufacturers' warranty and/or may be illegal in some locations. WARRANTY & LIABILITY: © BPRATV LLC 1-year limited warranty from manufacturer for material/workmanship defects.* Due to the nature of high performance and racing, components are sold without express/implied warranty of merchantability or fitness for a specific purpose. BPRATV LLC shall not be liable for specific, incidental, or consequential damages (loss of property, equipment, profits, or revenue) resulting from sale, installation, or use of these parts. This product is NOT DIY; we strongly recommend work be done by a qualified, experienced mechanic. RETURNS: Returns accepted within 30 days for items 100% complete, brand new, and in original packaging. Items installed or prepped (lubricated/sealed) are ineligible. For warranty consideration, parts MUST be sent back for physical inspection. No exceptions. We do not warranty based on photos, emails, or third-party assessments. SPECIALTY WARRANTIES: Cub Cylinders: Lifetime warranty for original owner via BPRATV/Millennium Technologies inspection; covers cylinder only. Titanium Fasteners: Failure during use results in replacement only. Neither warranty covers improper tuning, installation, maintenance, or misuse. 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