What kind of idle can I expect with this camshaft?

This COMP Cams Mutha' Thumpr camshaft is known for producing a rough, noticeable idle. This is a characteristic sound associated with its high-performance street and strip tuning.

What other modifications are recommended when installing this camshaft?

For optimal performance, it's recommended to pair this camshaft with at least 9:1 compression, a torque converter rated for 2500 RPM or higher, an upgraded intake, and exhaust headers. Appropriate gearing is also advised.

Does this camshaft meet California emissions standards?

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

COMP Cams Camshaft 34-601-5 for Ford 429, 460

Name: COMP Cams Camshaft FF 287T H-107 T Thumper
Brand: COMP Cams
Price: 378.83 USD
Availability: InStock

COMP Cams Camshaft FF 287T H-107 T Thumper

$378.83

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 Mutha' Thumpr camshaft for Ford 429 and 460 engines. High performance street/strip cam with a rough idle.

Key Features

Fits Ford Big Block 429 and 460 engines.
COMP Cams Mutha' Thumpr camshaft with a 234/249 degree duration at .050 lift.
Designed for high-performance street and strip applications.
Requires a minimum of 9:1 compression ratio.
Best paired with a 2500+ RPM stall torque converter.
Expect a rough idle characteristic of performance camshafts.

⚠️ 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 Mutha' Thumpr camshaft, part number 34-601-5, designed for Ford 429 and 460 Big Block engines. If you're looking to build a high-performance street or strip machine, this camshaft can help you achieve that aggressive sound and feel. It's a popular choice for enthusiasts wanting a noticeable idle and improved performance from their classic Ford or Lincoln vehicles.

This camshaft features a 234/249 degree intake/exhaust duration at .050 lift, and it works best with at least 9:1 compression. You'll also want to pair it with a torque converter rated for 2500 RPM or higher, along with a good intake, exhaust headers, and appropriate gearing to get the most out of its performance potential. Expect a rough idle; that's part of the signature sound and performance this cam is known for.

This camshaft fits a wide range of Ford and Lincoln vehicles from the late 60s through the late 70s, including models like the Ford LTD, Mercury Marquis, and Lincoln Continental. Make sure your engine build is set up to handle the demands of this performance camshaft for optimal results.