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COMP Cams SK11-239-3 Xtreme Hydraulic Flat Camshaft Kit for Chevy Big Block - 4x4 396-454

(Chevrolet Camaro 1967-72, Corvette 1967-74, Impala 1967-76, Malibu 1967, 1973-75, C1500 1990-93, Chevelle 1967-73, Blazer 1973-74 + 104 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

SK11-239-3
6 reviews
Sale Price

$448.95

Estimated ship date Friday, November 20

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Product Details

The COMP Cams SK11-239-3 Xtreme 4x4 camshaft kit is designed for Chevrolet Big Block 396-454 engines seeking aggressive street and off-road performance. This hydraulic flat tappet camshaft features 226° intake and 234° exhaust duration specifications, delivering substantial torque gains and a noticeable performance exhaust note.

Complete SK-Kit Includes:

  • Xtreme 4x4 hydraulic flat tappet camshaft with 226/234 duration profile
  • Premium hydraulic flat tappet lifters engineered for this camshaft
  • Timing chain set with gears for precise valve timing
  • Assembly lube to ensure proper break-in and component longevity
  • Installation instructions for proper setup
  • COMP Cams decals

This camshaft kit is ideal for 4x4 trucks, street machines, and recreational vehicles requiring strong low-to-midrange torque with improved throttle response. The hydraulic flat tappet design provides reliable performance with minimal valvetrain maintenance. Recommended for engines with aftermarket intake manifolds, headers, and increased compression ratios to maximize performance potential.

Products specifications

Fits

Chevrolet Camaro 1967-72, Corvette 1967-74, Impala 1967-76, Malibu 1967, 1973-75, C1500 1990-93, Chevelle 1967-73, Blazer 1973-74, C10 Pickup 1968-74, Caprice 1967-76, C10 1975-80, El Camino 1967-75, Monte Carlo 1970-75 + 99 more models

Basic Operating RPM Range

1,600-5,800

Cam Type

Hydraulic Flat Tappet

Kit Type

SK-Kit - Small Kit

Intake Valve Lift

0.544

Exhaust Valve Lift

0.564

Camshaft Material

Cast Iron

Camshaft Series

Xtreme 4x4

AMAZON ASIN

B001R9HAJW

Usage

Street/Performance

Assembly Lubricant Included

Yes

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

Advertised Intake Duration

270

Camshaft Gear Attachment

3-Bolt

LOBE SEPARATION

111

Locks Included

No

Exhaust Duration at .050 inch Lift

234

Lifters Included

Yes

Retainers Included

No

Advertised Exhaust Duration

278

Timing Chain and Gears Included

Yes

Intake Duration at .050 Inch Lift

226

Valve Stem Seals Included

No

Pushrods Included

No

Engine Family

Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)

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