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COMP Cams 35-254-4 Xtreme Energy Hydraulic Flat Tappet Camshaft Ford - 351W

(Ford F-150 1981-95, Mustang 1969-95, F-250 1981-95, Bronco 1981-95, Thunderbird 1977-79, F-350 1981-95, Galaxie 500 1969-74, F-100 1981 + 37 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

35-254-4
5 reviews
Sale Price

$309.95

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The COMP Cams Xtreme Energy 35-254-4 hydraulic flat tappet camshaft is engineered specifically for Ford 351W small block engines seeking improved performance across the RPM range. This camshaft features a split-duration profile with 250 degrees intake and 256 degrees exhaust duration (advertised), delivering a noticeable power increase while maintaining good street manners and vacuum for power accessories.

Key Specifications:

  • Intake Duration: 250 degrees (advertised) / 206 degrees @ .050"
  • Exhaust Duration: 256 degrees (advertised) / 212 degrees @ .050"
  • Intake Valve Lift: .448" (with 1.6 rocker ratio)
  • Exhaust Valve Lift: .454" (with 1.6 rocker ratio)
  • Lobe Separation Angle: 110 degrees
  • Hydraulic flat tappet design for easy maintenance
  • Recommended RPM range: Idle-5,500 RPM

Performance Characteristics:

  • Excellent mid-range torque and top-end horsepower gains
  • Smooth idle quality with moderate lope
  • Compatible with stock torque converters and rear axle ratios
  • Suitable for street performance, towing, and RV applications
  • Works with stock valve springs in most applications

This camshaft is designed for street/strip builds where improved throttle response and power delivery are desired without sacrificing driveability. The Xtreme Energy grind profile provides a strong street performance profile that works well with headers, intake manifolds, and carburetor upgrades.

Products specifications

Fits

Ford F-150 1981-95, Mustang 1969-95, F-250 1981-95, Bronco 1981-95, Thunderbird 1977-79, F-350 1981-95, Galaxie 500 1969-74, F-100 1981, F-250 Pickup 1981-95, Fairlane 1969, Ranchero 1969-79, Torino 1969-76, F-350 Pickup 1981-95 + 32 more models

Advertised Intake Duration

294

Grind Number

XE294H

Cam Type

Hydraulic Flat Tappet

Engine Family

Ford 351W 8 Cylinder (1969-1996)

Intake Valve Lift

0.554

Exhaust Valve Lift

0.558

Intake Duration at .050 Inch Lift

250

Camshaft Material

Cast Iron

Cam and Lifter Kit Upgrade

CL35-254-4

K-Kit Upgrade

K35-254-4

SK-Kit Upgrade

SK35-254-4

AMAZON ASIN

B000P5BAT0

Usage

Street/Performance

Assembly Lubricant Included

Yes

Camshaft Gear Attachment

1-Bolt

Lifters Included

No

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.

Basic Operating RPM Range

2,800-7000

Advertised Exhaust Duration

306

Exhaust Duration at .050 inch Lift

256

Camshaft Series

Xtreme Energy

quick and easy, very reasonable prices.

Excellent Service! Excellent Prices!!

very fast processing

This is the first time I ordered from Autoplicity. Very good experience overall. The prices are the best I can find anywhere online. It was shipped very quickly, and I received my item just in time before my trip. Thanks!

very good so far. waiting to see how delivery goes. thanks

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