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COMP Cams SK34-239-4 Xtreme Hydraulic Flat Tappet Camshaft Kit for Ford - 4x4 429/460

(1975-1979 Ford F-150; 1975-1994 Ford F-250; 1975-1994 Ford F-350; 1975-1979 Ford F-100; 1973-1979, 1983-1994 Ford F-250 Pickup; 1973-1979 + 2 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

SK34-239-4
7 reviews
Sale Price

$503.95

Estimated ship date Saturday, November 21

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Product Details

The COMP Cams SK34-239-4 Xtreme 4x4 camshaft kit is engineered for Ford 429 and 460 cubic inch big block engines seeking improved performance in off-road and street applications. This hydraulic flat tappet camshaft features aggressive lift and duration specifications designed to enhance torque delivery throughout the powerband while maintaining reliable street manners.

Kit Includes:

  • Xtreme 4x4 hydraulic flat tappet camshaft with 226°/234° advertised duration
  • Hydraulic flat tappet lifters matched to cam profile
  • Timing chain and gear set for precise valve timing
  • Assembly lubricant for proper break-in
  • Installation instructions and COMP Cams decals

Performance Characteristics:

  • Advertised duration: 226° intake / 234° exhaust
  • Optimized for 4x4 trucks and off-road vehicles requiring strong low-end and mid-range torque
  • Hydraulic flat tappet design for reliable operation with factory valve train components
  • Compatible with stock fuel injection or carburetor systems

This complete SK-Kit (Small Kit) provides all the essential components needed for a camshaft upgrade, making it ideal for enthusiasts performing their own engine builds. The Xtreme 4x4 grind is specifically designed for vehicles that need excellent throttle response and pulling power for towing, rock crawling, or trail use while retaining street drivability.

Products specifications

Fits

1975-1979 Ford F-150; 1975-1994 Ford F-250; 1975-1994 Ford F-350; 1975-1979 Ford F-100; 1973-1979, 1983-1994 Ford F-250 Pickup; 1973-1979, 1983-1994 Ford F-350 Pickup; 1973-1977, 1979 Ford F100 Pickup

Basic Operating RPM Range

1,600-5,800

Cam Type

Hydraulic Flat Tappet

Engine Family

Ford 429, 460 c.i. 8 Cylinder (1968-1995)

Exhaust Valve Lift

0.474

Kit Type

SK-Kit - Small Kit

Intake Valve Lift

0.554

Camshaft Material

Cast Iron

Camshaft Series

Xtreme 4x4

AMAZON ASIN

B001R9HB3C

Usage

Street/Performance

Assembly Lubricant Included

Yes

Camshaft Gear Attachment

1-Bolt

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

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

Autoplicity had the lowest price by far and shipping was very fast (ordered Wednesday evening, arrived Saturday morning). I will definitely order from Autoplicity again!

Easy to search and find parts.

Very pleasant order over the phone. Gentleman was smart, cheerful and helpful.

Just what you want from a merchant but don't expect; fast, courteous service and attention to the details of your order. I'm a happy consumer. Thank you, Autoplicity. I'll be back.

Autoplicity cares about there customers. I ordered a flash programmer and got to the last page and never got a confirmation of the order. I used the website chat and talked to somebody about it right away. So I ordered again and got a conformation. But both went though. Autoplicity called me next day a.m. to see if I made a mistake. Thanks for letting me know and correcting to one order. Saved me from shipping back a product I dind't need.

Good products with low prices. Easy website and pament options.

Exact product as promised with the best price on the internet. Product shipped fast and had a tracking number to keep me up to date on my order. I would order from again without hesitation and will tell friends.

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