
Specifications
- Brand
- COMP Cams
- Part #
- 12-505-5
- UPC
- 036584540205

COMP Cams Camshaft CS 284Btl-6
$378.83
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COMP Cams is known for performance engine components. This CS 284Btl-6 camshaft is a solid flat tappet design for Chevrolet Small Block engines.
Key Features
- Fits Chevrolet GEN 1 Small Blocks including 262, 265, 267, 283, 302, 305, 307, 327, 350 and 400 cubic inch engines.
- Solid flat tappet camshaft design for traditional valvetrain setups.
- Cam specifications are 254 degrees intake duration and 259 degrees exhaust duration at 0.050 inch lift.
- Designed for late model stock racing on 3/8 to 1/2 mile asphalt tracks.
- Performs best in 358 cubic inch engines with limited intake and carburetor.
- Does not fit LT1/LT4, factory roller small blocks from 1985+, or LS-based engines.
⚠️ 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 is a well-known name in performance engine parts, and this CS 284Btl-6 camshaft is built for those looking to get more out of their Chevrolet Small Block engine. It’s a solid flat tappet design, meaning it uses traditional lifters and requires careful setup for optimal performance. This camshaft is particularly well-suited for late model stock racing on asphalt tracks up to a half-mile, and it performs best in 358 cubic inch engines with limited intake and carburetor setups.
This camshaft fits a wide range of Chevrolet GEN 1 Small Block engines, including popular displacements like the 350, 400, and 327. It's designed for engines that use a flat tappet valvetrain. It's important to verify your engine's configuration, as GM began phasing in roller camshafts in the mid-80s. For example, it fits many Chevrolet C10 trucks from the 1980s and early 1990s, as well as Camaro and Corvette models from the early 80s. However, it will not fit LT1/LT4 engines or factory roller small blocks from 1985 and newer, nor will it fit any LS-based engines.
For those building a race engine or a performance street build on a budget, this camshaft offers a solid option. Remember that 1955-1957 Chevrolet 265 engines require a specific oiling groove on the rear journal, and this particular camshaft does not have it. If your engine requires that groove, you'll need to contact us for a different option. This part is not CARB approved and cannot be shipped to California.
Specifications
- Brand
- COMP Cams
- Manufacturer Part #
- 12-505-5
- UPC
- 036584540205
Frequently Asked Questions
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