What kind of idle can I expect with this camshaft?

This COMP Cams Xtreme Energy camshaft is designed to produce a lopey idle. This is a characteristic often desired in performance applications and indicates the camshaft's aggressive profile.

What other components are typically needed when installing this camshaft?

When installing a solid roller camshaft like this one, it's crucial to use matching solid roller lifters, valve springs, pushrods, and retainers. You'll also want to ensure your engine's compression ratio and torque converter are suitable for the camshaft's specifications.

Is this camshaft legal for use in California?

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

COMP Cams Solid Roller Camshaft 20-742-9 for Chrysler LA

Name: COMP Cams Camshaft CRS XR274R-10
Brand: COMP Cams
Price: 614.98 USD
Availability: InStock

COMP Cams Camshaft CRS XR274R-10

$614.98

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

This COMP Cams Xtreme Energy camshaft is for Chrysler 273-360 LA engines, offering serious street/strip performance with a noticeable idle.

Key Features

Fits Chrysler 273, 318, 340, and 360 LA-series engines.
Xtreme Energy series camshaft with a 236/242 degree duration at .050 inch lift.
Solid roller design for improved performance and durability.
Designed for serious street and strip applications.
Requires approximately 9.5:1 compression and a 2800+ stall speed torque converter for optimal performance.
Produces a lopey idle characteristic.

⚠️ 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

This COMP Cams Xtreme Energy camshaft kit includes the solid roller camshaft itself, designed for Chrysler 273, 318, 340, and 360 cubic inch LA-series engines. It's built for those looking to push their street or strip vehicle beyond stock performance levels. This camshaft is a popular choice for Mopar enthusiasts seeking a more aggressive engine profile.

The XR274R-10 features a 236/242 degree duration at .050 inch lift, which contributes to its lopey idle and strong performance in the mid-to-upper RPM range. When paired with approximately 9.5:1 compression and a torque converter with a 2800+ stall speed, this cam really wakes up the engine. It’s a well-built component that requires careful consideration of supporting modifications to achieve its full potential, including proper valve springs and pushrods.

This camshaft is intended for serious street and strip applications where a noticeable idle and enhanced power band are desired. It's important to note that this part is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper setup and to ensure compatibility with your specific engine build.