What type of engine applications is this camshaft best suited for?

This camshaft is designed for high-performance applications, specifically for 420+ cubic inch LS engines that utilize high compression and operate at high RPM. It's intended for race-type builds with cathedral port CNC-ported heads.

What are the key specifications for this camshaft?

The COMP Cams 301Lrx HR-115 camshaft has a duration of 251 degrees on the intake and 259 degrees on the exhaust at .050 inch lift. It features a 115-degree lobe separation angle and is a hydraulic roller design.

Are there any specific installation considerations for this camshaft?

Yes, it is recommended to use compatible valve springs and pushrods that match the camshaft's lift and duration specifications to ensure proper operation and longevity. Consulting COMP Cams' technical guides for specific recommendations is advised.

COMP Cams LS1 Camshaft 54-464-11 HR-115 - GM LS Engines

Name: COMP Cams Camshaft LS1 301Lrx HR-115
Brand: COMP Cams
Price: 543.48 USD
Availability: InStock

COMP Cams Camshaft LS1 301Lrx HR-115

$543.48

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

COMP Cams LS1 301Lrx HR-115 hydraulic roller camshaft for GM LS GEN III/IV engines.

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.
LSR Cathedral Port 251/259 hydraulic roller camshaft.
Designed for 420+ c.i. engines with high compression and high RPM.
Suitable for race type applications with cathedral CNC-ported heads.
Features a 115-degree lobe separation angle.
Part number 54-464-11.

⚠️ 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

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Will this fit your vehicle?

Product Details

This is the COMP Cams LS1 301Lrx HR-115 hydraulic roller camshaft, designed for GM LS GEN III and IV engines. It's built for high-performance applications using 420+ cubic inch engines with high compression and high-RPM cathedral port CNC-ported heads. This camshaft is a solid option for serious builds where maximizing power output is the goal.

The HR-115 camshaft features a 251-degree intake and 259-degree exhaust duration at .050 inch lift, with a 115-degree lobe separation angle. This specific grind is tailored for larger displacement LS engines, including those found in performance vehicles like the Chevrolet Corvette and Camaro, as well as trucks and SUVs such as the Chevrolet Silverado and Cadillac Escalade. It's intended for race-type applications where aggressive valve timing is beneficial for achieving peak horsepower.

When installing this camshaft, it's important to ensure you have the correct valve springs and pushrods to match its lift and duration specifications. COMP Cams recommends consulting their technical resources for specific pairing recommendations to achieve optimal performance and reliability. Please note that this camshaft is not CARB approved and cannot be shipped to California.