What is the recommended break-in procedure for this camshaft?

It is crucial to follow the manufacturer's specific break-in procedure for this camshaft. This typically involves running the engine at a specific RPM range for a set period immediately after installation to properly seat the cam lobes and lifters.

What other components should I consider when installing this camshaft?

When installing a new camshaft, it's advisable to inspect and potentially replace related valvetrain components such as valve springs, lifters, and pushrods to ensure optimal performance and longevity. A torque converter with a stall speed around 2500 RPM is also recommended.

Is this camshaft legal for use in California?

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

COMP Cams Hydraulic Camshaft CRS 280H PP474 20-670-4

Name: COMP Cams Camshaft CRS 280H PP474
Brand: COMP Cams
Price: 330.15 USD
Availability: InStock

COMP Cams Camshaft CRS 280H PP474

$330.15

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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 CRS 280H PP474 hydraulic camshaft for Chrysler 273-360 LA engines. Get that classic 60s/70s performance sound.

Key Features

Fits Chrysler 273, 318, 340, and 360 LA engines.
Hydraulic flat tappet design for street and strip use.
Delivers the performance sound characteristic of 1960s and 1970s muscle cars.
Recommended for use with a 2500+ RPM stall torque converter.
Pairs well with engines featuring approximately 9.5:1 compression.
COMP Cams part number 20-670-4.

⚠️ 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 Nostalgia Plus 280H hydraulic flat tappet camshaft, part number 20-670-4. It's designed to give you that classic performance sound and feel from the late sixties and early seventies, making it a popular choice for street and strip builds on a wide range of Chrysler LA-series engines.

This camshaft is a solid option if you're looking to wake up your 273, 318, 340, or 360 cubic inch Mopar V8. It's intended to work well with a 2500 RPM stall torque converter and an engine compression ratio around 9.5:1, which are common setups for achieving that vintage performance rumble and improved throttle response. COMP Cams is known for making well-built valvetrain components, and this camshaft is no exception, offering a noticeable change in your engine's character.

When installing this camshaft, remember to follow the manufacturer's recommended break-in procedure carefully to ensure proper seating of the lobes. It's also a good idea to inspect your valve springs and lifters to make sure they are in good condition to match the camshaft's performance profile.