The Generac MMC 4G15 is a 0.15 L 4-cylinder naturally aspirated engine rated at 3600 rpm, producing up to 40 kW. It powers generator sets from Generac, including the EXPRESS SERIES, Home Standby-15, Home Standby-20 and SG010. It holds 0.25 L (0.1 gal) of oil and 2 L (0.5 gal) of coolant.
Also known as: GENERAC MMC 4G15
| Oil capacity | 0.25 L |
|---|---|
| Coolant capacity | 2.0 L |
| Displacement | 0.15 L |
| Cylinders | 4 |
| Aspiration | Naturally Aspirated |
| Rated speed | 3600 rpm |
| Gross power | 40 kW |
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | N.G./L.P. | — | 100 hr | find | |
| Fuel filter | N.G./L.P. | — | 100 hr | find | |
| Oil filter | N.G./L.P. | — | 100 hr | find | |
| Belt | N.G./L.P. | — | 100 hr | find | |
| Coolant | Cooling system with coolant capacity of 2 US gallons, radiator capacity of 1.75 US gallons, and coolant flow rate of 10.6 US gallons per minute | — | |||
| Oil | Gear type oil pump, full flow, cartridge oil filter | 3.8 L | — |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
The Generac MMC 4G15 engine has an oil capacity of 0.25 liters.
The Generac MMC 4G15 has a displacement of 0.15 liters with 4 cylinders.
The Generac MMC 4G15 powers 7 generator set(s), including Generac EXPRESS SERIES, Generac Home Standby-15, Generac Home Standby-20, Generac SG010, Generac SG015.