What is included in the COMP Cams K34-770-9 Camshaft Kit?

This kit is comprehensive, including the XR280 R-10 solid roller camshaft, lifters, valve springs, retainers, valve locks, valve stem seals, and a timing chain set. It also contains assembly lube for flat tappet applications, decals, and installation instructions.

What kind of idle can I expect with the XR280 R-10 camshaft?

The XR280 R-10 camshaft is known for producing a rough idle. This is typical for solid roller camshafts designed for performance and is a characteristic sign of its aggressive profile.

What torque converter is recommended for this camshaft kit?

COMP Cams suggests this camshaft works well with a 2500+ stall torque converter. This pairing helps ensure the engine can effectively utilize the powerband provided by the camshaft, especially in performance touring applications.

COMP Cams XR280 R-10 Solid Roller Cam Kit K34-770-9

Name: COMP Cams Camshaft Kit FF XR280 R-10
Brand: COMP Cams
Price: 1698.61 USD
Availability: InStock

COMP Cams Camshaft Kit FF XR280 R-10

$1698.61

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 Camshaft Kit FF XR280 R-10. This kit includes a solid roller camshaft, lifters, valve springs, and more for reliable power touring.

Key Features

Fits Ford Big Block/385 Series 429 and 460 engines.
Includes camshaft, lifters, valve springs, retainers, valve locks, valve stem seals, and timing chain set.
Comes with assembly lube for flat tappet applications, decals, and instructions.
Xtreme Energy XR280 R-10 solid roller camshaft profile.
Designed for reliable power touring applications.
Works well with a 2500+ stall torque converter.

⚠️ 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

Secure CheckoutFast Shipping631-982-0042

Will this fit your vehicle?

Product Details

When you're looking to build a Ford Big Block 429 or 460 for reliable power touring, this COMP Cams Camshaft Kit K34-770-9 is a complete package. Inside this box, you'll find everything needed to get your engine breathing better: the XR280 R-10 solid roller camshaft itself, a set of lifters, valve springs, retainers, valve locks, valve stem seals, a timing chain set, and even assembly lube specifically for flat tappet applications. It also comes with decals and instructions to guide you through the process.

This Xtreme Energy series camshaft is designed for engines that will see regular use, aiming for dependable power gains. It's built to be easy on other engine components while still delivering a noticeable bump in performance. The specifications suggest it works well with a 2500+ stall torque converter, and it's known for producing a rough idle, which is characteristic of a more aggressive solid roller profile. This kit is a solid option for those rebuilding their engine and wanting a well-matched set of valvetrain components from a popular brand.

This kit is designed to fit a wide range of Ford 385 Series Big Block engines, including those found in vehicles like the Ford F-150, F-250, and LTD, as well as Lincoln Continental and Mercury Marquis models from various years. It's important to note that this part is not CARB approved and cannot be shipped to California. Always refer to the included instructions for the most accurate installation details.