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COMP Cams CL42-237-4 Magnum Hydraulic Flat Tappet Camshaft & Lifter Kit for Oldsmobile V8

(Pontiac Firebird 1977-79, Grand Prix 1977, Bonneville 1977-81, LeMans 1976-77, Catalina 1977-81, Ventura 1975-77, Parisienne 1986 + 31 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

CL42-237-4
13 reviews
Sale Price

$397.95

Estimated ship date Saturday, November 21

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Product Details

The COMP Cams CL42-237-4 Magnum camshaft and lifter kit delivers improved performance for Oldsmobile 260-455 cubic inch V8 engines. This complete kit features a hydraulic flat tappet camshaft with aggressive 253/253 degree advertised duration, designed to enhance mid-range torque and horsepower in street and street/strip applications.

Key Specifications:

  • Advertised Duration: 253°/253° intake and exhaust
  • Duration at .050": 212°/212°
  • Valve Lift: .454"/.454" (with 1.6:1 rocker ratio)
  • Lobe Separation Angle: 110°
  • Hydraulic flat tappet design for reliable street performance
  • Compatible with Oldsmobile 260, 307, 350, 403, and 455 V8 engines

Complete Kit Includes:

  • Magnum series hydraulic flat tappet camshaft
  • 16 hydraulic lifters
  • Assembly lubricant
  • COMP Cams decals
  • Detailed installation instructions

This camshaft profile provides excellent power gains from 1,500-5,500 RPM, making it ideal for daily drivers, muscle car restorations, and mild performance builds. The hydraulic design maintains factory-like quiet operation while delivering noticeable performance improvements over stock camshafts. Recommended for engines with stock or mildly modified cylinder heads, intake manifolds, and 9.0:1 or higher compression ratio.

Products specifications

Fits

Pontiac Firebird 1977-79, Grand Prix 1977, Bonneville 1977-81, LeMans 1976-77, Catalina 1977-81, Ventura 1975-77, Parisienne 1986, Bonneville (SE/SSE) 1977-81, Grand LeMans 1976-77, Grand Safari 1977-78, Safari 1987-89, Phoenix 1977 + 26 more models

Advertised Exhaust Duration

305

Advertised Intake Duration

305

Cam Type

Hydraulic Flat Tappet

Intake Valve Lift

0.54

Kit Type

Cl-Kit - Cam and Lifter Kit

Exhaust Duration at .050 inch Lift

253

Basic Operating RPM Range

3,000-6800

Camshaft Material

Cast Iron

Camshaft Series

Magnum

Engine Family

Oldsmobile 260-455 c.i. 8 Cylinder (1967-1990)

AMAZON ASIN

B001R9FL3O

Usage

Street/Performance

Assembly Lubricant Included

Yes

Camshaft Gear Attachment

1-Bolt

LOBE SEPARATION

110

Valve Springs Required

Yes

Lifter Type

Hydraulic Flat Tappet

Prop 65

WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov

C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for On-Road Vehicles?

No

C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?

Yes, but must be a race/competition only vehicle.

C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

Gaskets Included

No

Exhaust Valve Lift

0.54

Locks Included

No

Lifters Included

Yes

Retainers Included

No

Timing Chain and Gears Included

No

Valve Stem Seals Included

No

Intake Duration at .050 Inch Lift

253

I'm fully satisfied with services, shipping/handling on this product. Overall was a Flawless translation. Thank you.

Super fast, cheaper than others and free shipping. Oh and pay pal ready

Good

Didnt know it was shipping from the manufaturer and in route but showed up unexpected on a monday after a snowstorm so not bad

Great prices and easy to buy.

Easy

Great

On time and fast

Great quality and and I received very quickly.

Good

best price I can find on a motive brake bleeder anywhere. shipped same day - now that's great service!

best price on the net, GREAT communication.....

best price i have seen while i am searching in the interner :))

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