

Specifications
- Brand
- COMP Cams
- Part #
- 12-866-9
- UPC
- 036584206668

COMP Cams Camshaft CS 305Hxl-6
$499.32
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COMP Cams is known for performance engine parts. This CS 305Hxl-6 solid roller camshaft is designed for drag racing applications on Chevrolet Gen 1 Small Blocks.
Key Features
- Fits Chevrolet Gen 1 Small Blocks including 262, 265, 267, 283, 302, 305, 307, 327, 350, and 400 cubic inch engines.
- Solid roller camshaft design for high-performance drag racing applications.
- Features 276 degrees of intake duration and 284 degrees of exhaust duration.
- Designed for use with race heads, a 5500+ RPM stall torque converter, and 1.8 & 1.7 ratio rocker arms.
- Does not fit LT1/LT4 engines or factory roller small blocks from 1985 and newer.
- Does not fit LS-based engines (LS1, LS2, LS3, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L).
⚠️ 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
Product Details
COMP Cams has a solid reputation for making performance engine components, and this CS 305Hxl-6 solid roller camshaft is a great example of their work. It’s built for drag racing and is designed for Chevrolet Gen 1 Small Block engines, specifically those with race heads, a 5500+ stall converter, and 1.8 & 1.7 rockers. This camshaft features a 276-degree intake duration and a 284-degree exhaust duration, with a 110-degree lobe separation angle, making it suitable for builds aiming for maximum power at higher RPMs.
This camshaft is intended for engines that originally used a flat tappet camshaft. It fits a wide range of Chevrolet Gen 1 Small Blocks, including popular displacements like the 350, 327, and 400. However, it's important to confirm your specific engine setup, as it does not fit factory roller small blocks from 1985 and newer, nor any LS-based engines. For early 1955-1957 Chevrolet 265 engines, a specific oiling groove on the 5th cam journal is required, so reach out if you have one of those.
Specifications
- Brand
- COMP Cams
- Manufacturer Part #
- 12-866-9
- UPC
- 036584206668
Frequently Asked Questions
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