What kind of airflow upgrades are needed for this camshaft?

This camshaft requires substantial airflow upgrades to both the intake and exhaust systems. This typically includes components like performance cylinder heads, an improved intake manifold, and a performance exhaust system to maximize its potential.

Is this camshaft compatible with engines that have DOD or AFM?

While this camshaft is designed for GM LS Gen III/IV engines, it is not specifically listed as compatible with DOD (Displacement on Demand) or AFM (Active Fuel Management) systems without modification or removal. It's recommended to consult COMP Cams for specific compatibility details regarding these systems.

Can this camshaft be shipped to California?

No, this camshaft is not CARB approved and cannot be shipped to California due to emissions regulations.

COMP Cams LS1 Camshaft 54-458-11 - GM LS Engines

Name: COMP Cams Camshaft LS1 277Lr HR-113
Brand: COMP Cams
Price: 618.41 USD
Availability: InStock

COMP Cams Camshaft LS1 277Lr HR-113

$618.41

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 LS1 hydraulic roller camshaft for GM LS Gen III/IV engines. Offers good street/strip performance and requires airflow upgrades.

Key Features

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines.
Hydraulic roller camshaft designed for good street/strip performance with a wide operating range.
Requires substantial airflow upgrades to the engine's inlet and exhaust systems for optimal performance.
LSR Cathedral Port design for GM LS Gen III/IV engines.
Manufacturer part number 54-458-11.

⚠️ 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

Secure CheckoutFast Shipping631-982-0042

Will this fit your vehicle?

Product Details

COMP Cams is well-known for making performance valvetrain components, and this LSR Cathedral Port camshaft is a solid choice for anyone looking to improve their GM LS engine's performance. This hydraulic roller camshaft, part number 54-458-11, is designed for a good street and strip experience, offering a wide operating range that makes it versatile for daily driving and occasional track use. It's built to work with GM LS Gen III and IV engines, covering a range of displacements from 4.8L up to 7.0L, and fits popular vehicles like the Chevrolet Corvette, Cadillac CTS, and Chevrolet Silverado.

To get the most out of this camshaft, it's crucial to have substantial airflow upgrades in both the intake and exhaust systems. This means considering better cylinder heads, a more efficient intake manifold, and a performance exhaust system. When these airflow improvements are in place, this camshaft will really shine, providing an improved powerband that you'll feel on the street and at the track. It's a well-built component designed to be a significant step up from stock camshafts.

This camshaft is a direct fit for many LS-based engines found in a wide variety of vehicles. While it's designed for performance, it's important to note that it is not CARB approved and cannot be shipped to California. Ensure you have the necessary supporting modifications and understand the fitment details for your specific LS engine application before installation.