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COMP Cams SK51-221-4 Xtreme Energy Hydraulic Flat Cam Kit Pontiac - 265-455

(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

SK51-221-4
5 reviews
Sale Price

$417.95

Estimated ship date Saturday, November 21

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Product Details

The COMP Cams SK51-221-4 Xtreme Energy camshaft kit delivers enhanced performance for Pontiac V8 engines ranging from 265 to 455 cubic inches. This complete SK-Kit provides everything needed for a straightforward camshaft upgrade with improved throttle response and mid-range power.

Camshaft Specifications:

  • Duration: 212°/218° (intake/exhaust) at .050" lift
  • Hydraulic flat tappet design for reliable street performance
  • Engineered for improved torque and horsepower across the RPM range
  • Ideal for street/strip applications with automatic or manual transmissions

Complete Kit Includes:

  • Xtreme Energy camshaft
  • Hydraulic flat tappet lifters (full set)
  • Timing chain set
  • Assembly lube for proper break-in
  • Installation instructions and COMP Cams decals

The Xtreme Energy camshaft series is designed to maximize performance while maintaining good drivability and vacuum for power brakes. This kit eliminates the guesswork of component matching by including all essential parts for a complete camshaft installation. Perfect for enthusiasts looking to upgrade their Pontiac engine with proven, reliable components from the industry leader in valve train technology.

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

Basic Operating RPM Range

1,000-5,200

Cam Type

Hydraulic Flat Tappet

Kit Type

SK-Kit - Small Kit

Intake Valve Lift

0.447

Exhaust Valve Lift

0.455

Camshaft Material

Cast Iron

AMAZON ASIN

B001R98J2Y

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

Advertised Exhaust Duration

268

Lifters Included

Yes

Retainers Included

No

Timing Chain and Gears Included

Yes

Intake Duration at .050 Inch Lift

212

Advertised Intake Duration

256

Exhaust Duration at .050 inch Lift

218

Valve Stem Seals Included

No

Pushrods Included

No

Camshaft Series

Xtreme Energy

Great pricing and quick shipping. GREAT

Awsome service and prices,Thanks alot

Fast Easy and backed by Amazon What could be better

Super low prices! Quick check out options!

This store had a lot of products more than most other sites I looked at. The order was processed quickley and shiped the next day. I will use them again.

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