What is included in the COMP Cams CL11-252-4 kit?

This kit contains the camshaft, a set of lifters, assembly lube for proper installation, and decals. It provides the core components needed to upgrade your engine's valvetrain.

What kind of performance improvements can I expect from this camshaft?

The XM298H-12 camshaft profile is designed for improved performance in the mid-to-upper RPM range. It's particularly effective in high-compression applications and demanding uses like racing or high-performance marine applications.

Does this camshaft require any special break-in procedure?

Yes, flat tappet camshafts require a specific break-in procedure to ensure proper lubrication and prevent premature wear. Always refer to the included manufacturer's instructions for the correct break-in process.

COMP Cams Cam & Lifter Kit XM298H-12 CL11-252-4

Name: COMP Cams Cam & Lifter Kit CB XM298H-12
Brand: COMP Cams
Price: 433.91 USD
Availability: InStock

COMP Cams Cam & Lifter Kit CB XM298H-12

$433.91

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COMP Cams Cam & Lifter Kit CB XM298H-12. Includes camshaft, lifters, lube, and decals for Chevrolet Big Block engines.

Key Features

This kit includes a camshaft, lifters, assembly lube, and decals.
Designed for Chevrolet Big Block 396-454 engines originally equipped with flat tappet camshafts.
Features a 254-degree intake and 264-degree exhaust duration camshaft profile.
Suitable for applications like jet boats with B impellers, high compression (10:1+), river drags, and bracket racing.
COMP Cams is a well-known brand for engine components.

⚠️ 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

When you're looking to wake up your Chevrolet Big Block engine, this COMP Cams Cam & Lifter Kit CB XM298H-12 is a solid choice. Inside this box, you'll find the camshaft itself, a set of lifters, assembly lube to get everything started right, and decals for your engine bay. This kit is specifically designed for Chevrolet Big Block engines originally equipped with flat tappet camshafts, covering a wide range of vehicles like the 1967-1975 Chevrolet Bel Air, 1967-1972 Chevrolet Impala, and 1967-1972 Chevrolet Chevelle.

The Xtreme Marine camshaft profile in this kit features a 254-degree intake and 264-degree exhaust duration, making it well-suited for applications like jet boats with B impellers, engines with 10:1 or higher compression, river drags, and bracket racing. This means you'll see improved performance, especially in the mid-to-upper RPM range, for those demanding uses. COMP Cams is known for well-built valvetrain components, and this kit is no exception, offering a noticeable change in your engine's power band.