The Onan Modified Ford LRG-423 (Turbocharged) is a 4-cylinder turbocharged engine. It powers generator sets from Cummins/Onan, including the 20 GEAE, 25 GEAF, GEAE and GEAF. It holds 4 L (1.1 gal) of oil and 11 L (2.9 gal) of coolant.
Part of the Onan Modified Ford LRG-423 engine family — 2 variants share parts & fitment.
| Oil capacity | 4.0 L |
|---|---|
| Coolant capacity | 11.0 L |
| Cylinders | 4 |
| Aspiration | Turbocharged |
| Part # | Description | Category |
|---|---|---|
| 141-0973 | Body, Throttle (includes gaskets) | gasket |
| 503-1791 | Hose, Oil Return – Turbocharger | hose |
| 193-0447 | Filter, Oil – Spec A | oil_filter |
| 928-0129 | Oil Filter | oil_filter |
| FS-1176s | Crankcase Oil and Filter | oil_filter |
| LS1169s | FILTER GASKET | oil_filter |
| 148-0999 | Carburetor – Natural Gas | other_service |
| 928-0606 | other_service | |
| D1400 | DONALDSONS D1400 SOLVENT | other_service |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
The Onan Modified Ford LRG-423 (Turbocharged) engine has an oil capacity of 4.0 liters.
The Onan Modified Ford LRG-423 (Turbocharged) powers 4 generator set(s), including Cummins/Onan 20 GEAE, Cummins/Onan 25 GEAF, Cummins/Onan GEAE, Cummins/Onan GEAF.