Easy starting
The new MERCURY F9.9 EFI outboard is incredibly responsive and gets you going with little or no preparation at all.
The new EFI models
The Mercury EFI outboards include:Command Trust
Big-time power. With a longer design and bigger components, Mercury Command Thrust was made specifically to deliver the type of power, thrust and control that wider, heavier boats demand.

Power in the palms of your hands
Low weight

Convenient and easy tilting
Start Easily, Idle Smoothly
Technical Data
| HP/kW | 9.9/7.3 |
| Engine type | Inline 2 |
| Displacement (CID/CC) | 12.8/209.8 |
| Full throttle RPM | 5000-6000 |
| Fuel induction system | 4 valves per cylinder, single overhead cam (SOHC) |
| Recommended fuel | Unleaded 90RON minimum |
| Recommended oil | Mercury FourStroke oil 10W-30 |
| Engine protection operator warning system | Low oil pressure, overspeed, overheating |
| Starting | Pull start |
| Steering | Tiller |
| Shaft length | 560 mm |
| Gearcase ratio | 2.08:1 |
| Dry weight (lightest model available) | 38 kg |
| CARB star rating | 3 |
| Bore and stroke | 2.16 x 1.73" / 55 x 44 mm |
| Ignition System | CDI with electronic spark advance |
| Fuel systems | Electronic fuel injection (EFI) |
| Cooling system | Water-cooled with thermostat |
| Gear shift | F-N-R |
| Gearcase options | Standard |
| Trim positions (Trim system) | Ratcheting (tilting range) |
| Exhaust system | Through prop |
| Shallow water drive | Yes |
| Shallow water trim range (degrees) | 16 |
| Remote fuel tank standard (gal/L) | 3.2/12 |
Discover the features that make this product stand out. From technical details to special functions – we’ve summarized all the key information for you.
No questions asked yet. Be the first to ask a question!
More "Customers ask customers" available in the following languages
Product news, offers & new guide videos. Stay up to date!
New: Get news from SVB straight to your phone!