What is the intended use for this camshaft?

This COMP Cams LSR camshaft is designed for high-RPM race applications. It provides broad top-end power, making it suitable for track use where pushing the engine to higher revolutions is common.

What specific GM engine configurations does this camshaft fit?

This camshaft is intended for GM Gen IV engines that do not feature Variable Valve Timing (VVT) or Active Fuel Management (AFM) systems. It is specifically designed for LS2 and LS3 applications with a single-bolt camshaft gear.

Are there any special installation requirements or recommendations?

While the single-bolt design simplifies installation on LS3 engines, it's recommended to consult the manufacturer's installation instructions. Specific valve springs and other supporting modifications may be necessary to achieve optimal performance and reliability for your build.

COMP Cams Camshaft 146-461-11 for GM LS2/LS3

Name: COMP Cams Camshaft GM LS2/LS3 1 Bolt 28
Brand: COMP Cams
SKU: comp-cams-comp-cams-camshaft-gm-ls2-ls3-1-bolt-28-t14-4390606
Price: 555.48 USD
Availability: BackOrder

COMP Cams Camshaft GM LS2/LS3 1 Bolt 28

$555.48

On Backorder

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

COMP Cams Camshaft for GM LS2/LS3 engines. Delivers broad top-end power for high RPM race applications.

Key Features

Fits a wide range of GM LS2 and LS3 engines without VVT or AFM.
LSR 239/255 Hydraulic Roller camshaft profile.
Designed for broad top-end power for high RPM race applications.
Features a .624/.624 lift profile.
Has a 114-degree lobe separation angle.
Single-bolt design for easier installation on LS3 applications.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Will this fit your vehicle?

Product Details

If you're building a high-RPM race engine for your GM LS2 or LS3 application, this COMP Cams LSR camshaft is designed to give you that broad top-end power band you're looking for. This camshaft is specifically tuned for GM Gen IV engines that do not have Variable Valve Timing (VVT) or Active Fuel Management (AFM) systems, making it a straightforward upgrade for many performance builds.

This hydraulic roller camshaft features a 239/255 duration at .050 inch lift, with a .624/.624 lift profile, and a 114-degree lobe separation angle. These specifications are optimized to push power higher into the RPM range, which is crucial for track use and racing scenarios. The single-bolt design simplifies installation on LS3 applications. COMP Cams is well-known for its camshafts, and this LSR series is a popular choice for those seeking significant performance gains for their LS-based engine.

This camshaft fits a wide range of GM vehicles, including models like the Cadillac CTS, Chevrolet Camaro, and Pontiac G8. It's important to note that this camshaft is not CARB approved and cannot be shipped to California. For optimal performance and reliability, ensure you consult the manufacturer's installation instructions, as specific valve springs and other supporting modifications may be required for your build.