What kind of power gains can I expect with this camshaft?

This camshaft is designed to provide an economical power increase, with dyno-proven results showing a 5-10% gain. The Stage 2 profile is specifically tuned for improved top-end horsepower.

Do I need to send in my old camshaft for this to work?

No, this Hot Cams camshaft requires no core exchange. You can install it directly onto your engine without needing to return your original camshaft.

What is the material and construction of this camshaft?

The camshaft is CNC-machined from 8620 billet steel and then case hardened. This ensures a precise fit and accurate lobe profiles for consistent performance and durability.

Hot Cams Stage 2 Exhaust Camshaft 4090-2E

Name: Hot Cams 03-09 YZ 450 F Exhaust Camshaft - Stage 2
Brand: Hot Cams
SKU: hot-cams-hot-cams-03-09-yz-450-f-exhaust-camshaft-stage-2-t14-751962
Price: 294.22 USD
Availability: BackOrder

Hot Cams 03-09 YZ 450 F Exhaust Camshaft - Stage 2

$294.22

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Hot Cams 03-09 YZ 450 F Exhaust Camshaft - Stage 2. CNC-machined from 8620 billet steel for improved performance.

Key Features

Fits 2003-2009 Yamaha YZ 450 F.
CNC-machined from 8620 billet steel and case hardened for precision and durability.
Stage 2 profile is designed for improved top-end horsepower.
Dyno-proven in the USA for reliable performance gains.
Requires no core exchange for installation.
Offers an economical power increase.

This camshaft is designed for 2003-2009 Yamaha YZ 450 F models. It is not CARB approved and cannot be shipped to California.

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Product Details

This product is the Hot Cams Stage 2 exhaust camshaft, designed for 2003-2009 Yamaha YZ 450 F models. It's built to offer an economical way to get more power from your engine, with dyno-proven results from testing done right here in the USA. This camshaft is engineered to provide an improved power curve, specifically targeting the top-end horsepower range for riders looking for that extra boost.

The camshaft itself is CNC-machined from 8620 billet steel, a strong material that's also case hardened. This process ensures a precise fit and accurate lobe profiles, which are critical for consistent performance and reliability. Hot Cams uses advanced valvetrain software during the design phase to optimize the cam's specifications. Installation is straightforward, and you won't need to send in your old camshaft as a core exchange.

This Stage 2 camshaft is one of several options available from Hot Cams, each tuned for different performance characteristics. If you're looking to extract more top-end power from your YZ 450 F, this camshaft is a solid choice.