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COMP Cams 35-243-4 Xtreme Hydraulic Flat Tappet Camshaft Ford - 4x4 226/234 351W

(1981-1995 Ford F-150; 1981-1995 Ford F-250; 1981-1995 Ford Bronco; 1981-1995 Ford F-350; 1981 Ford F-100; 1981-1995 Ford F-250 Pickup + 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 34-235-4

Manufacturer

Picture for manufacturer COMP Cams

Part Number

35-243-4
6 reviews
Sale Price

$309.95

In Stock (6)

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Product Details

The COMP Cams Xtreme 4x4 hydraulic flat tappet camshaft is specifically engineered for Ford 351 Windsor V8 engines used in off-road and four-wheel-drive applications. This camshaft delivers a strong mid-range power band with excellent torque characteristics, making it ideal for trucks, SUVs, and 4x4 vehicles that need reliable performance under demanding conditions.

Camshaft Specifications:

  • Advertised Duration: 268°/276° (Intake/Exhaust)
  • Duration @ .050": 226°/234° (Intake/Exhaust)
  • Valve Lift: .480"/.500" (Intake/Exhaust) with 1.6:1 rocker ratio
  • Lobe Separation Angle: 110°
  • Hydraulic flat tappet design for quiet operation and durability
  • Recommended RPM Range: 1,500-5,500

Key Features:

  • Optimized for off-road and towing applications with strong low-end torque
  • Compatible with stock compression ratios and fuel systems
  • Works with stock torque converters and rear axle gearing
  • Provides smooth idle quality with minimal lope
  • Manufactured from premium materials with precision grinding

This camshaft requires Ford 351W specific hydraulic flat tappet lifters, timing set, and pushrods (sold separately). Best results achieved when paired with matching valve springs and proper break-in procedures. Compatible with stock or aftermarket cylinder heads and intake manifolds.

Products specifications

Fits

1981-1995 Ford F-150; 1981-1995 Ford F-250; 1981-1995 Ford Bronco; 1981-1995 Ford F-350; 1981 Ford F-100; 1981-1995 Ford F-250 Pickup; 1981-1995 Ford F-350 Pickup; 1981 Ford F100 Pickup

Basic Operating RPM Range

1,600-5,800

Grind Number

X4270H

Cam Type

Hydraulic Flat Tappet

Engine Family

Ford 351W 8 Cylinder (1969-1996)

Intake Valve Lift

0.512

Exhaust Valve Lift

0.531

Camshaft Material

Cast Iron

Cam and Lifter Kit Upgrade

CL35-243-4

K-Kit Upgrade

K35-243-4

SK-Kit Upgrade

SK35-243-4

Camshaft Series

Xtreme 4x4

AMAZON ASIN

B001R9BSR2

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

website was quick and easy to use.

Very fast shipping! Website easy to use.

Autoplicity had the best price that I could find. The product was drop shipped from the factory and the time estimate that Autoplicity said was correct.

Nice company...Products are significantly cheaper than others and fast shipping.

Great product at a low price!

Best price for brake pads on the web! Great product! Happy with this purchase

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