The D4.5F.1 is a 4.5 L 4-cylinder turbocharged engine rated at 1500 rpm. It powers generator sets from Generac, including the SD050. It holds 10 L (2.6 gal) of oil and 15 L (4.0 gal) of coolant.
Also known as: D4.5F.1 D4.5F.1
| Oil capacity | 10.0 L |
|---|---|
| Coolant capacity | 15.0 L |
| Displacement | 4.5 L |
| Cylinders | 4 |
| Aspiration | Turbocharged |
| Rated speed | 1500 rpm |
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | GEN-12348 | — | 500 hr | ||
| Fuel filter | GEN-12347 | — | 500 hr | ||
| Oil filter | GEN-12346 | — | 250 hr | ||
| Battery | GEN-12351 | — | 2000 hr | ||
| Belt | GEN-12350 | — | 1000 hr | ||
| Coolant | GEN-12349 | 15.0 L | — | 1000 hr | |
| Oil | 10W-30 | 10.0 L | — | 500 hr | |
| Spark plug | GEN-12352 | — | 1000 hr |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
The D4.5F.1 engine has an oil capacity of 10.0 liters.
The D4.5F.1 has a displacement of 4.5 liters with 4 cylinders.
The D4.5F.1 powers 1 generator set(s), including Generac SD050.
The D4.5F.1 oil change interval is every 500 hours.