
Tohatsu 100HP 4-Stroke EFI Outboard Engine Ultra Long Shaft
The Tohatsu 100HP 4-Stroke Outboard Engine (Ultra Long Shaft) combines strong performance, advanced fuel injection, and reliability for demanding boating applications. Designed for deeper transom boats, it provides excellent thrust, smooth acceleration, and fuel efficiency for offshore vessels, RIBs, and cruising boats.
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The Tohatsu 100HP 4-Stroke Outboard Engine (Ultra Long Shaft) combines strong performance, advanced fuel injection, and reliability for demanding boating applications. Designed for deeper transom boats, it provides excellent thrust, smooth acceleration, and fuel efficiency for offshore vessels, RIBs, and cruising boats.
The Tohatsu 100HP 4-Stroke Outboard Engine (Ultra Long Shaft) combines strong performance, advanced fuel injection, and reliability for demanding boating applications. Designed for deeper transom boats, it provides excellent thrust, smooth acceleration, and fuel efficiency for offshore vessels, RIBs, and cruising boats.
Description
The Tohatsu 100HP Ultra Long Shaft 4-Stroke Outboard delivers powerful yet efficient performance with its 1.6L DOHC 4-cylinder engine. The Electronic Fuel Injection (EFI) system ensures precise fuel delivery, smooth throttle response, and improved fuel economy.
With its 25” (635 mm) ultra-long shaft, the engine is ideal for deeper transom boats, providing excellent propeller immersion and stability in rougher waters. Features include electric start, power trim and tilt, and remote control operation, making it easy to handle in a variety of boating conditions.
Built to last in both saltwater and freshwater, this engine incorporates stainless steel components, robust cooling, and corrosion-resistant protection. A high-output alternator supports onboard electronics, making the Tohatsu 100HP Ultra Long Shaft a dependable choice for fishing boats, offshore RIBs, and coastal cruisers seeking both performance and durability.
Specification
| Engine | 4 Cylinder |
| Output | 100 ps (73.6 kw) |
| Displacement | 1995 cc (121.6 cu.in.) |
| Bore x Stroke | 84 x 90 mm (3.30 x 3.55 in) |
| Max. RPM Range | 5,150 - 5,850 |
| Starting | Electric |
| Control Type | Remote Control or Tiller Handle |
| Gear Shift | Forward -- Neutral -- Reverse |
| Gear Ratio | 2.08: 1 |
| Ignition System | MicroComputer Programmed |
| Transom Height | 20 ", 25 " |
| Fuel | Unleaded Gasoline (87 Octane) or higher |
| Oil Type | NMMA Certified FC-W* 4-stroke oil** |
| Oil Capacity | 4.2 L (1.11 gal.) W / filter |
| Weight * | 178 kg (392 lbs.) |
| Alternator Output | 12V, 492W, 41A |
| Electronic Fuel Injection | Standard |
| Start In Gear Protection | Standard |
| Thermostat Controlled Cooling System | Standard |
| Through-The-Prop Exhaust | Standard |
| Overheat Buzzer | Standard |
| Oil Pressure Warning | Standard |
| Power Trim. and Tilt | Standard |
| Variable Idle Speed | Standard |
UK Mainland: 2-3 working days
Scottish Highlands: 3-5 working days
International: 5-10 working days








