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Ford Racing M-6250-E303 Hydraulic Roller Camshaft for Small Block - 302/5.0L

(Ford F-150 1985-95, Mustang 1985-95, F-250 1985-95, Thunderbird 1985-88, 1991-93, F-250 Pickup 1985-95, E-150 Econoline 1985-95, LTD 1985-86 + 16 more models)

Part of: Ford Racing Small Block V-8 Hydraulic Roller Tappet Camshaft Series

Other options in this family: Ford Racing M-6250-F303 Ford Racing M-6250-B303 Ford Racing M-6250-X303

Manufacturer

Picture for manufacturer Ford Racing

Part Number

M-6250-E303
5 reviews
Sale Price

$412.72

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The legendary E303 cam developed by Ford Performance for the 5.0L Fox-body Mustang. This cam provides a noticeable power improvement and lumpy idle while maintaining good driveability with a manual transmission. The basic operating RPM range is 2,500-5,500, making it an excellent choice for street performance applications.

Key Specifications:

  • Advertised duration: 282° intake / 282° exhaust
  • Duration at 0.050" lift: 220° intake / 220° exhaust
  • Valve lift: 0.498" intake / 0.498" exhaust (with factory 1.60 rocker arms)
  • Lobe separation angle: 110°
  • Hydraulic roller tappet design

Compatibility and Requirements:

  • Works well with carburetors or mass air fuel injection.
  • Will not work with Explorer EEC-V EFI or speed density EFI systems
  • Also fits 1994-97 351W with factory roller cam when used with mass air EFI
  • Will also fit 1963-1984 non-roller cam 289-302 blocks when used with hydraulic roller lifters M-6500-T58
  • Hi-Stall torque converter recommended for automatic transmissions

Installation Notes:

  • Requires upgraded valve springs - for stock cylinder head applications use M-6513-A50 valve springs installed at 1.820". Valve spring requirements: 120 lbs valve seat pressure minimum 295 lbs open.
  • May require piston modification for piston-to-valve clearance. Valve clearance should be checked.
  • May require longer pushrods.
  • A modified computer chip may be required for EFI applications

This camshaft is sold individually and does not include lifters. Stock 5.0L HO cam advertised specs are 266°/266° duration, 0.444"/0.444" lift, making the E303 a significant upgrade for increased performance.

Products specifications

Fits

Ford F-150 1985-95, Mustang 1985-95, F-250 1985-95, Thunderbird 1985-88, 1991-93, F-250 Pickup 1985-95, E-150 Econoline 1985-95, LTD 1985-86, E-250 Econoline 1985-91, LTD Crown Victoria 1987-91, E-150 Econoline Club Wagon 1985-95 + 13 more models

RPM Range

1600-5600

Exh. Duration @ .050 in. (Deg)

220

Exh. Duration Advertised (Deg)

282

Exhaust Valve Lift

0.498 in.

Intake Valve Lift

0.498 in.

Usage

Street/Performance

Lifter Type

Hydraulic Roller

Engine Make/Size

Ford 5.0L/302

Intake Duration @ 0.050 in.

220 Degree

Intake Duration Advertised

282

Had what I wanted at a good price, got delivered fairly quick seems to work so far we'll see how long it lasts haha good place definitely gonna look here again when I need something for my car

Great found an paid easy An got the right size

Great Price on products and Shipping

I was a bit skeptical about your website since I've never purchased from you before, but your customer service representative was great at answering my questions. Thanks.

Pretty quick and easy

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