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Home›Engines›Ford LRG 425

Ford LRG 425 Engine Engine

The Ford LRG 425 is a 2.5 L 4-cylinder natural engine rated at 1500 rpm, producing up to 31 kW. It powers generator sets from FG Wilson and Kohler, including the FG17P1S, FG20E1S, FG22P1 and FG25E1. It holds 4.7 L (1.2 gal) of oil and 15.1 L (4.0 gal) of coolant.

Also known as: Ford LRG 425

2.5 L
Displacement
4
Cylinders
1500 rpm
Rated speed
31 kW
Gross power

Engine specifications

Oil capacity4.7 L
Coolant capacity15.1 L
Displacement2.5 L
Cylinders4
AspirationNatural
Rated speed1500 rpm
Gross power31 kW

Generator sets powered by this engine

6

Shared across brands: FG Wilson, Kohler

FG Wilson FG17P1SFG Wilson FG20E1SFG Wilson FG22P1FG Wilson FG25E1Kohler 20 RZKohler 20RZ

Aftermarket parts that fit this engine

44
7012679 PartsGeek 60HA PartsGeek yemparts $31.13 400RTS PartsGeek yemparts $30.03 40H+6 PartsGeek yemparts $59.96 500RTS PartsGeek yemparts $31.13 601S PartsGeek yemparts $28.66 80HX PartsGeek yemparts $36.15 86HX PartsGeek yemparts $59.96 LRG-423 PartsGeek yemparts $185.75 LRG-425 PartsGeek yemparts $185.75 1.4KW PartsGeek yemparts $139.00 2711E PartsGeek 2701E PartsGeek 2504E PartsGeek F8JL9P917AA PartsGeek kuduparts $33.00 33963GT PartsGeek 7022153 PartsGeek 0E96180232 PartsGeek GS-3390 PartsGeek yemparts $27.93 GS-4390 PartsGeek yemparts $29.02 2120136 PartsGeek kuduparts $46.00 F3L1011 PartsGeek yemparts $31.35 F4L912 PartsGeek yemparts $31.26 CM40RT PartsGeek CM25RT PartsGeek yemparts $56.57 CM33RT PartsGeek yemparts $56.57 120HX PartsGeek yemparts $36.15 65766GT PartsGeek Z-45/25J PartsGeek Z-60/34 PartsGeek yemparts $54.39 77219GT PartsGeek SBA314531128 PartsGeek kuduparts $37.00 C6TZ96001A1 PartsGeek kuduparts $37.00 A830X9601NA PartsGeek kuduparts $19.00 9279180 PartsGeek kuduparts $37.00 9279108 PartsGeek kuduparts $37.00 9131141 PartsGeek kuduparts $37.00 8248012 PartsGeek kuduparts $19.00 8220004 PartsGeek kuduparts $37.00 8020044 PartsGeek kuduparts $37.00 761F9601AA PartsGeek kuduparts $19.00 5011546 PartsGeek kuduparts $37.00 5011312 PartsGeek kuduparts $37.00 3986750 PartsGeek kuduparts $37.00

Parts listed by aftermarket suppliers as fitting this engine — leads compiled from supplier catalogs; verify the exact part for your serial number.

Filters for this engine

  • Air filter: Ford 9131141 Donaldson P181052 Donaldson P822768 Ac Delco A1430C
  • Oil filter: Ford 9576P550008 Ford VSG413 Donaldson P550008 Donaldson P550400 Ac Delco X29 Ac Delco PFL400A

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

Common questions

What is the oil capacity of the Ford LRG 425?

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

What is the displacement of the Ford LRG 425?

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

Which generators use the Ford LRG 425 engine?

The Ford LRG 425 powers 6 generator set(s), including FG Wilson FG17P1S, FG Wilson FG20E1S, FG Wilson FG22P1, FG Wilson FG25E1, Kohler 20 RZ.