What kind of idle sound can I expect with this camshaft?

This COMP Cams Thumpr camshaft is specifically designed to produce a choppy and thumping idle sound. It's a signature characteristic of this camshaft line, giving your engine a more aggressive tone.

Do I need to upgrade my torque converter when installing this camshaft?

While this camshaft is designed to work with a stock torque converter, it performs best with a converter rated for 2000 RPM or higher. Upgrading your converter and rear-end gears will help you take full advantage of the camshaft's performance potential.

Is this camshaft legal for use in California?

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

COMP Cams Camshaft 21-600-5 for Chrysler 383-440

Name: COMP Cams Camshaft CRB 279T H-107 T Thu
Brand: COMP Cams
Price: 387.30 USD
Availability: InStock

COMP Cams Camshaft CRB 279T H-107 T Thu

$387.30

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 Thumpr camshaft for Chrysler 383-440 engines. Get a choppy idle and improved street performance.

Key Features

Fits Chrysler B/RB 383, 400, 413, 426 Wedge and 440 engines.
Hydraulic flat tappet camshaft designed for high-performance street use.
Features a 227-degree intake and 241-degree exhaust duration at .050 inch lift.
Produces a choppy/thumping idle sound.
Compatible with stock torque converters, but performs best with a 2000+ RPM stall converter and appropriate gearing.
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

If you're looking to give your Chrysler 383, 400, 413, 426 Wedge, or 440 engine a more aggressive sound and feel, this COMP Cams Thumpr camshaft is a solid option. It's designed for high-performance street use, aiming to give you that classic choppy, thumping idle that many enthusiasts appreciate. This camshaft is built to work with your stock torque converter, but you'll see even better results if you pair it with a converter rated for 2000 RPM or higher, along with appropriate gearing.

This camshaft features a 227-degree intake and 241-degree exhaust duration at .050 inch lift. COMP Cams is known for well-built valvetrain components, and this camshaft is no exception, offering a noticeable bump in performance for your street machine. It's a popular choice for those wanting to wake up their big-block Mopar without going fully into a race-only setup.

Keep in mind that this camshaft is not CARB approved and cannot be shipped to California. For optimal performance, consider upgrading your torque converter and rear-end gears to match the camshaft's aggressive profile.