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COMP Cams CL51-220-4 Xtreme Energy Hydraulic Flat Camshaft and Lifter Kit for Pontiac - V8

(Pontiac GTO 1964-73, Firebird 1967-81, Grand Prix 1962-80, Grand Am 1973-75, 1978-80, Bonneville 1959-80, LeMans 1963-81, Catalina 1959-80 + 18 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

CL51-220-4
7 reviews
Sale Price

$397.95

Estimated ship date Saturday, November 21

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Product Details

The COMP Cams CL51-220-4 Xtreme Energy camshaft and lifter kit is engineered specifically for Pontiac V8 engines from 265 to 455 cubic inches. This hydraulic flat tappet cam delivers excellent street performance with improved throttle response and a noticeable performance gain over stock.

Camshaft Specifications:

  • Advertised Duration: 260°/266° (intake/exhaust)
  • Duration at .050": 206°/212° (intake/exhaust)
  • Valve Lift: .420"/.442" (intake/exhaust) with 1.5:1 rocker ratio
  • Lobe Separation Angle: 112°
  • Recommended RPM Range: 1,000-5,000 RPM
  • Hydraulic flat tappet design for quiet, reliable operation

Complete Kit Includes:

  • Xtreme Energy hydraulic flat tappet camshaft
  • Premium hydraulic lifter set (16 lifters)
  • Assembly lubricant for proper break-in
  • Installation instructions
  • COMP Cams decals

This camshaft profile is ideal for street performance applications and provides a smooth idle with good vacuum for power brakes. The Xtreme Energy grind delivers strong mid-range torque and extends the power band over stock, making it perfect for daily drivers, street machines, and light towing applications. Compatible with stock torque converters and rear gear ratios.

Products specifications

Fits

Pontiac GTO 1964-73, Firebird 1967-81, Grand Prix 1962-80, Grand Am 1973-75, 1978-80, Bonneville 1959-80, LeMans 1963-81, Catalina 1959-80, Tempest 1961-70, Ventura 1960-61, 1972-75, 1977, Grandville 1971-75 + 15 more models

Advertised Exhaust Duration

260

Advertised Intake Duration

250

Basic Operating RPM Range

600-4,800

Cam Type

Hydraulic Flat Tappet

Exhaust Valve Lift

0.444

Kit Type

Cl-Kit - Cam and Lifter Kit

Intake Valve Lift

0.432

Intake Duration at .050 Inch Lift

206

Camshaft Material

Cast Iron

AMAZON ASIN

B001R99QTO

Engine Family

Pontiac 265-455 C.I. 8 Cylinder (1955-1981)

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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quick and efficient

Very fast shipping, received it Monday when I ordered it on Thursday. Thanks!

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