Jet 25-40hp
Get to the Fish, Fast.
Mercury® Jet Outboards are designed with the power and the weight to cover any shallow-water jet boat application. Our FourStroke jet outboards are electronic fuel injected, with a range from 25 to 40 horsepower.
Engine Specifications by Horsepower
| 40 | 25 | |
|---|---|---|
| Engine Details | Mercury® jet-drive outboards are specifically designed to pilot boats in shallow waters where propeller-driven hulls are unable to operate. | Mercury’s jet-drive outboards are specifically designed to pilot boats in shallow waters where propeller-driven hulls are unable to operate. Because there is no lower unit extending below the hull, the jet drive permits passage over obstacles that would foul a propeller-driven outboard boat. |
| HP / kW | 40 / 29 | 25 / 18.4 |
| Engine type | Inline 4 | Inline 3 |
| Displacement (L) | ||
| Full throttle RPM | 5000-6000 | 5000-5500 |
| Air induction | ||
| Fuel induction system | 2 valves per cylinder, single overhead cam (SOHC) | 2 valves per cylinder, single overhead cam (SOHC) |
| Alternator amp / Watt | 18 amp / 226 watt | 15 amp / 186 watt |
| Recommended fuel | 87 octane / up to 10% ethanol | 87 octane / up to 10% ethanol |
| Recommended oil | Mercury FourStroke Oil 10W-30 | Mercury FourStroke Oil 10W-30 |
| Engine protection operator warning system | SmartCraft Engine Guardian | Low oil pressure Over-rev Overheat Sensor failure |