What kind of modifications are recommended for this camshaft?

This camshaft is intended for heavily modified engines. It's optimized for street/strip use and high RPM applications, meaning other performance upgrades are typically needed to take full advantage of its capabilities.

What is the difference between a solid roller and a hydraulic roller camshaft?

Solid roller camshafts generally allow for more aggressive profiles and higher RPM operation compared to hydraulic roller camshafts. They require different valve springs and lifters and often need more frequent adjustment.

What does the '270X' designation mean?

The '270X' designation refers to COMP Cams' specific performance profile for this camshaft. The '270' typically relates to the advertised duration, and 'X' often indicates an extreme or performance-oriented grind. The specific duration at .050 lift is 209 intake and 216 exhaust.

COMP Cams GM 6.6L Duramax 270X Solid Roller Camshaft 132-502

Name: COMP Cams Camshaft GM 6.6L Duramax 270X
Brand: COMP Cams
Price: 975.85 USD
Availability: InStock

COMP Cams Camshaft GM 6.6L Duramax 270X

$975.85

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 is known for performance valvetrain components. This 270X Solid Roller Camshaft is optimized for high RPM, street/strip builds on GM 6.6L Duramax engines.

Key Features

Fits Chevrolet and GMC 6.6L Duramax diesel engines from 2001-2016.
Solid roller camshaft design optimized for high RPM applications.
Features a 209 intake and 216 exhaust duration at .050 inch lift.
Offers .550 inch intake and .550 inch exhaust lift.
Designed for heavily modified, street/strip, non-towing applications.
Not CARB approved; cannot ship to California.

⚠️ 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

COMP Cams has built a reputation for making serious performance valvetrain parts, and this 270X Solid Roller Camshaft is a prime example for your GM 6.6L Duramax diesel. If you're building a heavily modified engine for street or strip use, and you're not planning on towing, this camshaft is designed to help you achieve serious horsepower gains, especially at higher RPMs. It's a solid roller design, which is a step up from hydraulic rollers, allowing for more aggressive profiles and better performance in high-RPM applications.

This camshaft features a 209-degree intake and 216-degree exhaust duration at .050 inch lift, with a .550 inch intake and .550 inch exhaust lift. These specs are tuned for engines that have been significantly modified and are intended for non-towing, high-RPM use. It's important to note that this camshaft is not CARB approved and cannot be shipped to California. For optimal performance and reliability, ensure your engine is set up to handle the demands of a solid roller camshaft, including appropriate valve springs and lifters.

This camshaft fits a wide range of GM trucks and vans, including popular models like the Chevrolet Silverado 2500 HD, GMC Sierra 2500 HD, Chevrolet Express 2500, and GMC Savana 2500, spanning many model years from 2001 through 2016. If you're looking to push the limits of your Duramax engine and are focused on maximizing horsepower for street or strip performance, this COMP Cams camshaft is a well-built option to consider.