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COMP Cams CL42-220-4 Xtreme Energy Hydraulic Flat Cam And Lifter Kit For Oldsmobile - 206/212 260-455

(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

CL42-220-4
9 reviews
Sale Price

$397.95

Estimated ship date Saturday, November 21

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Product Details

The COMP Cams CL42-220-4 Xtreme Energy camshaft and lifter kit is engineered specifically for Oldsmobile V8 engines from 260 to 455 cubic inches. This complete kit delivers improved throttle response and a noticeable power increase across the RPM range, making it an excellent choice for street performance applications and mild street/strip builds.

Key Specifications:

  • Advertised Duration: 260?/266? intake/exhaust
  • Duration at .050": 206?/212? intake/exhaust
  • Valve Lift: .447"/.455" intake/exhaust (with 1.6:1 rocker ratio)
  • Lobe Separation Angle: 110?
  • Hydraulic flat tappet design for reliable street performance
  • Recommended RPM range: 1,500-5,500

Complete Kit Includes:

  • Xtreme Energy camshaft
  • High-performance hydraulic flat tappet lifters (16)
  • Assembly lube for proper break-in
  • Installation instructions
  • COMP Cams decals

This camshaft profile provides a moderate idle with excellent vacuum characteristics, making it compatible with power brakes and automatic transmissions. The Xtreme Energy grind offers a great balance between streetability and performance, delivering strong low-end torque while extending the power band into the mid-range. Ideal for vehicles with stock or mildly modified cylinder heads, intake manifolds, and 9.0:1 or higher compression ratios.

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

260

Advertised Intake Duration

250

Basic Operating RPM Range

600-4,800

Cam Type

Hydraulic Flat Tappet

Intake Valve Lift

0.443

Kit Type

Cl-Kit - Cam and Lifter Kit

Exhaust Valve Lift

0.448

Intake Duration at .050 Inch Lift

206

Camshaft Material

Cast Iron

Engine Family

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

AMAZON ASIN

B001R9FKS0

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

Locks Included

No

Lifters Included

Yes

Retainers Included

No

Timing Chain and Gears Included

No

Exhaust Duration at .050 inch Lift

212

Valve Stem Seals Included

No

Camshaft Series

Xtreme Energy

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