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COMP Cams 34-239-4 Xtreme Hydraulic Flat Tappet Camshaft 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)

Part of: COMP Cams Xtreme Hydraulic Flat Tappet Camshaft Ford

Other options in this family: COMP Cams 11-231-3 COMP Cams 34-231-4 COMP Cams 35-235-3 COMP Cams 35-231-3 COMP Cams 35-243-4

Manufacturer

Picture for manufacturer COMP Cams

Part Number

34-239-4
5 reviews
Sale Price

$309.95

2 left at this price

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Usually delivered within 2 days

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Product Details

The COMP Cams Xtreme 4x4 camshaft is engineered specifically for street and off-road performance in Ford 429 and 460 cubic inch big block engines. This hydraulic flat tappet camshaft delivers aggressive performance with excellent low-end torque and strong mid-range power, making it ideal for 4x4 trucks, SUVs, and recreational vehicles that need reliable power under demanding conditions.

Camshaft Specifications:

  • Advertised Duration: 280°/288° (Intake/Exhaust)
  • Duration at .050": 226°/234° (Intake/Exhaust)
  • Valve Lift: .480"/.500" (Intake/Exhaust) with 1.73:1 rocker ratio
  • Lobe Separation Angle: 110°
  • Hydraulic flat tappet design for reliable operation
  • Recommended RPM Range: 1,500-5,500 RPM
  • Recommended intake: Single plane or dual plane intake manifold

Key Features:

  • Xtreme 4x4 grind optimized for torque and towing capability
  • Improved throttle response over stock camshaft
  • Compatible with stock or aftermarket cylinder heads
  • Works with factory fuel injection or carbureted applications
  • Requires valve spring upgrade for proper operation

This camshaft provides a noticeable performance improvement while maintaining good vacuum for power brakes and street manners. The Xtreme 4x4 series is designed for enthusiasts who demand more power without sacrificing reliability or driveability in their big block Ford-powered vehicles.

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

Grind Number

X4270H

Cam Type

Hydraulic Flat Tappet

Engine Family

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

Intake Valve Lift

0.544

Exhaust Valve Lift

0.564

Camshaft Material

Cast Iron

Cam and Lifter Kit Upgrade

CL34-239-4

K-Kit Upgrade

K34-239-4

SK-Kit Upgrade

SK34-239-4

Camshaft Series

Xtreme 4x4

AMAZON ASIN

B000N5OM1K

Usage

Street/Performance

Assembly Lubricant Included

Yes

Camshaft Gear Attachment

1-Bolt

Lifters Included

No

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.

Advertised Intake Duration

270

LOBE SEPARATION

111

Exhaust Duration at .050 inch Lift

234

Advertised Exhaust Duration

278

Intake Duration at .050 Inch Lift

226

Great Price on products and Shipping

Fast shipping, Good communication, Highly recommended.!!!

quick delivery of the parts I need to fix my jeep

Great

Placed order on Wednesday and item was shipped on Friday, could not of asked for faster service. <br>

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