LRG-425 2.5L Industrial 4 Cyl

2.5L Lima Engine


Industrial and Automotive


Note:  This info is posted for public knowledge as a means to get ACTUAL 2.3L/2.5L Lima SOHC information/Mods and not some splashy website dribble and Internet hoaxes.  It is not for reuse or reposting and in no way a means to recruit or solicit funds in anyway.  No parts or items are currently being sold.

Part Numbers, casting marks and hardware: Here

As will all my builds, this will be 100% street legal, undetectable during a visual inspection, pass a "sniffer test", and put more power to the ground than the factory rated crankshaft numbers.
This will be an especially stealth build in the early phases in keeping with the build plan (below).

The testing...

WARNING:  Extreme Nerd Alert

What started life as an industrial engine, found it's way into the Ford Pinto, Mustang II and Foxbody Mustangs, it is the Grandfather of the 2.5L Ranger engine and the 2.3L EcoBoost!  

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Doubling the value of your car in 30 minutes for less than $5 - PRICELESS

Phase 1: Testing and evaluation:


"As delivered" (7 years later), baseline dyno run to be followed up with 0-60 runs along the way (because Dyno time isn't cheap!).
  • Baseline Dyno run - 70HP, 100TQ
  • 0-60 runs - 18.2 Seconds, 17.8 Seconds 18.0 Seconds - Calling it 18.0 Seconds [Actually 13.0 Seconds, but the 8.8" rear had 2.73:1 gears and not 3.73:1 gears!]
  • Evaluate/Correct timing, tune and all fluids - Stock hardware
  • 0-60 runs - 2 minimum
  • Exhaust Mods:
    • 2.5" AP X5002 (Left) mandrel bent tailpipe welded to a
    • Dynomax 2.5" Offset Super Turbo Muffler P/N: 17734 welded to a
    • Walker 2.0" Intermediate Pipe P/N: 42783 and bolted to the factory cat using a
    • Fel-Pro Exhaust Flange Bolt & Spring Kit P/N: ES 72142 (All at one time)
    • 0-60 runs - 2 minimum
    • Magnaflow 2" mandrel bent Catalytic Converter (Federal - 400cpsi)
    • 0-60 runs - 2 minimum
    • '93-'94 Ford Ranger tubular header For P/N: F37Z-9430-D (w/ proprietary mods)
    • 0-60 runs - 2 minimum
  • Intake Mods:
    • '87-'93 5.0L factory Airbox, filter and "Silencer"
    • 0-60 runs - 2 minimum
    • Remove intake "silencer"
    • 0-60 runs - 2 minimum
    • Trim intake "silencer" sheetmetal
    • 0-60 runs - 2 minimum
  • Timing Mods:
    • '93 round tooth timing gears (also most Rangers)
    • 0-60 runs - 2 minimum
    • Replace cam and followers with "Ranger Roller" pieces
    • 0-60 runs - 2 minimum
    • Adjustable timing gear - Ranger cam advanced 12°
      (8° to counter the factory retarded cam grind and an additional 4° for performance)
    • 0-60 runs - 2 minimum
  • Throttlebody Mods:
    • '94-'95 5.0L factory 60mm throttlebody, IAC and TPS with harness ends
    • 0-60 runs - 2 minimum


  • Concurrent Projects:
    • Cam Profile for 1995 Ford 2.3L Ranger (w/ 1998+ Roller Followers)
      (AKA: The Route 66 Hot Rod High "Inexpensive Hot Cam Setup")
    • Cam Profile for 1986 Ford 2.3L Thunderbird Turbo Coupe (Slider)
    • Cam Profile for 1986 Ford 2.3L Thunderbird Turbo Coupe (w/ Roller Followers)
    • Cam Profile for 1989 Ford 2.3L Mustang (Slider)
    • Cam Profile for 1989 Ford 2.3L Mustang (w/ Roller Followers)
    • Cam Profile for 1995 Ford 2.3L Ranger (w/ Roller Followers)





Note: This project is [re]starting with information that is OVER 30 years old, and has not been updated since - proceed at your own risk, links and parts may no longer exist.
I am having to reinvent the wheel here and will be applying new thoughts, methods and tools to this task.


Go to Rogue Performance!

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