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COMP Cams 35-776-8 Xfi Hydraulic Roller Camshaft 248/258 Ford 351W

(Ford Mustang 1985-95, Thunderbird 1985-88, 1991-93, LTD 1985-86, LTD Crown Victoria 1987-91, Country Squire 1987-91; Lincoln Town Car 1985-90 + 8 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

35-776-8
5 reviews
Sale Price

$577.95

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The COMP Cams 35-776-8 is an Xfi computer-controlled hydraulic roller camshaft designed specifically for Ford 351W engines. This performance camshaft features a 248/258 duration split that provides an excellent balance of power and drivability while maintaining compatibility with modern EFI fuel injection systems.

Key Specifications:

  • Advertised Duration: 248°/258° (Intake/Exhaust)
  • Hydraulic roller design for reduced friction and increased performance
  • Computer-controlled profile optimized for electronic fuel injection
  • Designed for Ford 351 Windsor small block engines
  • Provides improved throttle response and midrange torque

Performance Characteristics:

  • Idle quality remains relatively smooth for street use
  • Power range optimized for 1,500-5,500 RPM
  • Works with stock or aftermarket EFI systems
  • Requires hydraulic roller lifters (not included)
  • Compatible with stock valve springs in most applications

This camshaft is an excellent choice for street performance builds, weekend cruisers, and mild performance applications where maintaining fuel injection compatibility is essential. The Xfi designation indicates this cam profile has been specifically engineered to work with computer-controlled fuel delivery systems, ensuring proper air/fuel ratios throughout the RPM range.

Products specifications

Fits

Ford Mustang 1985-95, Thunderbird 1985-88, 1991-93, LTD 1985-86, LTD Crown Victoria 1987-91, Country Squire 1987-91; Lincoln Town Car 1985-90, Continental 1985-87, Mark VII 1985-92; Mercury Grand Marquis 1985-91 + 5 more models

Advertised Intake Duration

304

Exhaust Valve Lift

0.608

Intake Valve Lift

0.608

Intake Duration at .050 Inch Lift

248

Exhaust Duration at .050 inch Lift

258

Basic Operating RPM Range

3200-6,500

Camshaft Material

Austempered Ductile Iron

Engine Family

Ford 5.0L (1985-2002)

Camshaft Series

XFI

Grind Number

XFI248HR-14

AMAZON ASIN

B001GC2P1S

Usage

Street/Performance

Assembly Lubricant Included

No

Camshaft Gear Attachment

1-Bolt

Lifters Included

No

Valve Springs Required

Yes

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.

LOBE SEPARATION

114

Lifter Type

Hydraulic Roller

Cam Type

Hydraulic Roller

Advertised Exhaust Duration

314

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