The Isuzu 4LE1 is a 2.2 L 4-cylinder naturally aspirated engine rated at 2600 rpm, producing up to 35.3 kW. It powers generator sets from Engine Manuals - Isuzu, Isuzu, M & L Engine / Energy Pac and MMD Equipment, including the 4le1t, 4LE1NYBW and ILS-4LE1-A. It holds 8.88 L (2.3 gal) of oil and 3 L (0.8 gal) of coolant.
Also known as: Isuzu 4LE1, 4LE1
Part of the Isuzu 4LE1 engine family — 2 variants share parts & fitment.
| Oil capacity | 8.88 L |
|---|---|
| Coolant capacity | 3.0 L |
| Displacement | 2.2 L |
| Cylinders | 4 |
| Aspiration | Naturally aspirated |
| Rated speed | 2600 rpm |
| Gross power | 35 kW |
Shared across brands: Engine Manuals - Isuzu, Isuzu, M & L Engine / Energy Pac, MMD Equipment
This engine also powers 2 machine(s) on Power Equipment Info.
| Part # | Description | Category |
|---|---|---|
| WSLE0406 | oil filter with full-flow bypass, water-cooled oil cooler and oil jet to cool the piston | oil_filter |
| WSLE0021 | valve clearance standard value for inlet valve (mm/in) | other_service |
| WSLE0022 | valve clearance standard value for exhaust valve (mm/in) | other_service |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Parts listed by aftermarket suppliers as fitting this engine — leads compiled from supplier catalogs; verify the exact part for your serial number.
Cross-referenced via Donaldson + OEM/engine-maker interchange — options to verify against your serial number, not confirmed for every exact variant.
The Isuzu 4LE1 engine has an oil capacity of 8.88 liters.
The Isuzu 4LE1 has a displacement of 2.2 liters with 4 cylinders.
The Isuzu 4LE1 powers 8 generator set(s), including Engine Manuals - Isuzu 4LE1, Engine Manuals - Isuzu 4le1t, Isuzu 4LE1NYBW, Isuzu ILS-4LE1-A, Isuzu ILS-4LE1-C.