The Isuzu 4HK1X is a 5.2 L 4-cylinder turbocharged engine rated at 1800 rpm, producing up to 188 kW. It powers generator sets from Hipower, Hitachi, Isuzu, MQ Power and Westquip Diesel Sales, including the HRJW-125 T4F, ZW220, ZW250 and ZW310. It holds 23.78 L (6.3 gal) of oil and 19.7 L (5.2 gal) of coolant.
Also known as: ISUZU 4HK1X, 4HK1X
| Oil capacity | 23.78 L |
|---|---|
| Coolant capacity | 19.7 L |
| Displacement | 5.2 L |
| Cylinders | 4 |
| Aspiration | turbocharged |
| Rated speed | 1800 rpm |
| Gross power | 188 kW |
Shared across brands: Hipower, Hitachi, Isuzu, MQ Power, Westquip Diesel Sales
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 4HK1X engine has an oil capacity of 23.78 liters.
The Isuzu 4HK1X has a displacement of 5.2 liters with 4 cylinders.
The Isuzu 4HK1X powers 8 generator set(s), including Hipower HRJW-125 T4F, Hitachi ZW220, Hitachi ZW250, Hitachi ZW310, Isuzu 4HK1.