

Specifications
- Brand
- COMP Cams
- Part #
- K42-231-4
- UPC
- 036584461388

COMP Cams Camshaft Kit OL 280H
$742.84
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COMP Cams OL 280H camshaft kit for Oldsmobile V8s. Includes camshaft, lifters, springs, and more for improved performance.
Key Features
- Fits 1967+ Oldsmobile 260, 307, 350, 403, 400, 425 and 455 V8 engines, as well as many Buick and Cadillac models from the same era.
- This kit includes a camshaft, lifters, valve springs, retainers, valve locks, valve stem seals, and a timing chain set.
- Features 230 degrees of intake and exhaust duration at .050 lift for improved engine breathing.
- Designed for street machines and performance applications, recommended with a 2200+ RPM stall converter and headers.
- Includes assembly lube for flat tappet applications, decals, and installation instructions.
- Suitable for performance applications such as jet boats requiring increased power.
⚠️ 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
Starting with the 230 degrees of intake and exhaust duration at .050 lift, this COMP Cams camshaft kit is built for street machines that want a noticeable bump in performance. This kit is designed for Oldsmobile 260 through 455 cubic inch V8 engines, covering a wide range of vehicles from 1967 through the early 1990s, including popular models like the Oldsmobile Cutlass Supreme and Buick Electra. It’s a flat tappet camshaft, meaning it uses traditional lifters and requires assembly lube, which is included in this comprehensive kit.
This isn't just a camshaft; it's a complete package to get your engine breathing better. You'll find everything needed for installation included: the camshaft itself, hydraulic lifters, valve springs, retainers, valve locks, valve stem seals, and even a timing chain set to ensure your valvetrain is perfectly synchronized. COMP Cams also includes assembly lube specifically for flat tappet applications, along with decals and instructions to guide you through the process. For optimal results, this cam pairs well with headers and lower gear ratios, and it's recommended to use a stall converter of 2200 RPM or higher. Expect a rougher idle, which is characteristic of a performance cam like this, but the improved performance is well worth it.
This kit is also a solid choice for performance applications like a 455 cubic inch jet boat, offering the power needed for performance and water skiing. While it’s designed for street machines and performance builds, it’s important to note that this camshaft is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's instructions for the most accurate installation details and to ensure proper break-in procedure for your new camshaft.
Specifications
- Brand
- COMP Cams
- Manufacturer Part #
- K42-231-4
- UPC
- 036584461388
Frequently Asked Questions
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COMP Cams Camshaft Kit OL 280H
