Maintenance schedule
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Oil | 500 hr oil change interval | — | 500 hr |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
The Yanmar 3TNM74F-NGGE is a 0.61 L 3-cylinder natural engine, producing up to 8 kW. It powers generator sets from Aurora Generators, including the AGi6Y. It holds 2.9 L (0.8 gal) of oil and 5.5 L (1.5 gal) of coolant.
Also known as: Yanmar 3TNM74F-NGGE
Part of the Yanmar 3TNM74F engine family — 4 variants share parts & fitment.
| Oil capacity | 2.9 L |
|---|---|
| Coolant capacity | 5.5 L |
| Displacement | 0.61 L |
| Cylinders | 3 |
| Aspiration | Natural |
| Gross power | 8 kW |
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Oil | 500 hr oil change interval | — | 500 hr |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
| Part # | Description | Category |
|---|---|---|
| 119717-7780X | Standard glow plug | glow_plug |
| 129008-7781X | Standard glow plug | glow_plug |
| 3TNM74F | Oil Filter | oil_filter |
| 119515-7701X | 12 V 1.0 kW, 119515-7701X DENSO | starter |
| 119717-7701X | 12 V 1.1 kW, 119717-7701X DENSO | starter |
| 119740-7702X | 12 V 1.4 kW, 119740-7702X DENSO | starter |
| 119E10-7700X | 12 V 1.1 kW, 119E10-7700X Mitsubishi | starter |
| 129242-7701X | 12 V 1.7 kW, 129242-7701X HITACHI | starter |
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.
The Yanmar 3TNM74F-NGGE engine has an oil capacity of 2.9 liters.
The Yanmar 3TNM74F-NGGE has a displacement of 0.61 liters with 3 cylinders.
The Yanmar 3TNM74F-NGGE powers 1 generator set(s), including Aurora Generators AGi6Y.
The Yanmar 3TNM74F-NGGE oil change interval is every 500 hours.