What kind of sound can I expect from the Thumpr camshafts?

The Thumpr camshafts are specifically designed to produce a distinctive, choppy idle sound that's often described as a 'rumble.' This aggressive sound profile is a signature feature of the Thumpr line.

What are the main performance benefits of this camshaft set?

This set is engineered to increase horsepower and torque, with a particular focus on improving mid-range power delivery. This means you should feel a noticeable boost when accelerating.

Are there any restrictions on where this camshaft set can be shipped?

Yes, this camshaft set is not CARB approved and therefore cannot be shipped to California due to emissions regulations.

COMP Cams Harley-Davidson Thumpr Camshaft Set 234/242

Name: Comp Cams Harley-Davidson Thumpr Front & Rear Vthunder Camshaft Set - .569in/.569in - 234/242
Brand: COMP Cams
SKU: comp-cams-comp-cams-harley-davidson-thumpr-front-rear-vthunder-camshaft-set-569i-t14-861507
Price: 277.15 USD
Availability: BackOrder

Comp Cams Harley-Davidson Thumpr Front & Rear Vthunder Camshaft Set - .569in/.569in - 234/242

$277.15

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 Harley-Davidson Thumpr Front & Rear Vthunder Camshaft Set - .569in/.569in - 234/242. Improves performance and sound.

Key Features

Fits Harley-Davidson motorcycles.
Includes both front and rear camshafts for a matched set.
Features .569in/.569in lift and 234/242 degrees of duration.
Designed to create a choppy Thumpr idle sound.
Aims to improve horsepower and torque, particularly in the mid-range.
Not CARB approved; cannot ship to California.

This camshaft set is designed for Harley-Davidson motorcycles. Please verify compatibility with your specific model and year.

Secure CheckoutFast Shipping631-982-0042

Product Details

If you're looking to give your Harley-Davidson a more aggressive rumble and improved performance, this Thumpr camshaft set from COMP Cams is a solid option. Designed to change the sound and power delivery of your V-twin engine, these cams are built to make your bike stand out. They're specifically tuned to create that classic, choppy Thumpr idle that many riders love, while also boosting horsepower and torque.

This set includes both the front and rear camshafts, ensuring a matched pair for optimal engine operation. The .569-inch lift and 234/242 degrees of duration are chosen to work together, providing a noticeable increase in power, especially in the mid-range where you'll feel it most when accelerating. COMP Cams is well-known for making well-built engine components, and this camshaft set is no exception, offering a durable upgrade for your motorcycle's heart.

Keep in mind that this camshaft set is not CARB approved and cannot be shipped to California. For the best results and proper installation, it's always recommended to consult the manufacturer's installation instructions or a qualified mechanic.