HomeEnginesFord LRG-425 EFI

Ford LRG-425 EFI Engine Engine

The Ford LRG-425 EFI is a 2.5 L 4-cylinder engine rated at 2500 rpm, producing up to 60.73 kW. It powers generator sets from Genie Industries, including the S and Z-60/34. It holds 4.7 L (1.2 gal) of oil and 10.9 L (2.9 gal) of coolant.

Also known as: Ford LRG-425 EFI

2.5 L
Displacement
4
Cylinders
2500 rpm
Rated speed
60 kW
Gross power

Engine specifications

Oil capacity4.7 L
Coolant capacity10.9 L
Displacement2.5 L
Cylinders4
Rated speed2500 rpm
Gross power60 kW

Generator sets powered by this engine

2
Genie Industries SGenie Industries Z-60/34

Common problems

15
  • Turntable Rotate Right Function Inoperative 21
  • Turntable Rotate Left Function Inoperative 20
  • Secondary Boom Up Function Inoperative 16
  • Secondary Boom Down Function Inoperative 17
  • Primary Boom Up Function Inoperative 14
  • Primary Boom Retract Function Inoperative 19
  • Primary Boom Extend Function Inoperative 18
  • Primary Boom Down Function Inoperative 15
  • Platform Rotate Right Function Inoperative 26
  • Platform Rotate Left Function Inoperative 25
  • Platform Level Up Function Inoperative 23
  • Platform Level Down Function Inoperative 24
  • Platform Controls Inoperative, Ground Controls Operate Normally 13
  • Jib Boom Up Function Inoperative 27
  • Ground Controls Inoperative, Platform Controls Operate Normally 12

Compiled from service & troubleshooting documentation across every generator set that uses the Ford LRG-425 EFI.

Maintenance schedule

ItemSpecCapacityPart #Interval
Air filter279161000 hr eBay PartsGeek FridayParts $18.50
Fuel filter500 hr find
Oil filter100 hr find
Belt1000 hr find
Coolant5000 hr
Coolant filter find
Hydraulic filterreplace100 hr find
Oil4.3 liters100 hr

Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.

Filters for this engine

  • Air filter: Ford 9131141 Donaldson P181052 Donaldson P822768 Wix 42222 Ac Delco A1430C Wix 46489
  • Oil filter: Ford 9576P550008 Ford VSG413 Donaldson P550008 Donaldson P550400 Wix 51775 Ac Delco X29 Wix 51516 Ac Delco PFL400A

Cross-referenced via Donaldson + OEM/engine-maker interchange — options to verify against your serial number, not confirmed for every exact variant.

Also used in

9
  • Genie GS-4390RT — Scissor Lift
  • Genie GS-5390RT — Scissor Lift
  • Genie S-40 — Boom Lift
  • Genie S-45 — Boom Lift
  • Genie Z-45/25 — Boom Lift
  • Jlg 450A — Boom Lift
  • Jlg 450AJ — Boom Lift
  • Jlg 740AJ — Boom Lift
  • Terex TB60 — Crane Mobile

Other equipment known to use this engine, via filter-application cross-reference — useful for sourcing parts even when your exact machine isn't listed elsewhere on this page.

Common questions

What is the oil capacity of the Ford LRG-425 EFI?

The Ford LRG-425 EFI engine has an oil capacity of 4.7 liters.

What is the displacement of the Ford LRG-425 EFI?

The Ford LRG-425 EFI has a displacement of 2.5 liters with 4 cylinders.

Which generators use the Ford LRG-425 EFI engine?

The Ford LRG-425 EFI powers 2 generator set(s), including Genie Industries S, Genie Industries Z-60/34.

What oil filter does the Ford LRG-425 EFI use?

The Ford LRG-425 EFI uses oil filter part numbers Ford 9576P550008, Ford VSG413, Donaldson P550008.

What air filter does the Ford LRG-425 EFI use?

The Ford LRG-425 EFI uses air filter part numbers Ford 9131141, Donaldson P181052, Donaldson P822768.

How often should you change the oil in the Ford LRG-425 EFI?

The Ford LRG-425 EFI oil change interval is every 100 hours.

What is a common problem with the Ford LRG-425 EFI engine?

A commonly reported issue on generators using the Ford LRG-425 EFI is: Turntable Rotate Right Function Inoperative.