
Tohatsu 15HP 4-Stroke EFI Outboard Engine Long Shaft
The Tohatsu 15HP 4-Stroke Outboard Engine (Long Shaft) is a lightweight and efficient engine designed for small boats, RIBs, and dinghies. Featuring a DOHC 2-cylinder engine with EFI technology, it delivers smooth acceleration, reliable performance, and excellent fuel economy for both freshwater and coastal use.
Our Tohatsu approved technicians provide a detailed inspection video of your engine with every purchase. Powered by CitNow

The Tohatsu 15HP 4-Stroke Outboard Engine (Long Shaft) is a lightweight and efficient engine designed for small boats, RIBs, and dinghies. Featuring a DOHC 2-cylinder engine with EFI technology, it delivers smooth acceleration, reliable performance, and excellent fuel economy for both freshwater and coastal use.
The Tohatsu 15HP 4-Stroke Outboard Engine (Long Shaft) is a lightweight and efficient engine designed for small boats, RIBs, and dinghies. Featuring a DOHC 2-cylinder engine with EFI technology, it delivers smooth acceleration, reliable performance, and excellent fuel economy for both freshwater and coastal use.
Description
The Tohatsu 15HP Long Shaft 4-Stroke Outboard provides dependable power in a compact, user-friendly design. Its 362cc DOHC 2-cylinder engine ensures smooth operation with minimal vibration, while the Electronic Fuel Injection (EFI) system provides precise fuel delivery, consistent throttle response, and reduced fuel consumption.
With a 20” (508 mm) long shaft, this engine is ideal for boats with deeper transoms, ensuring proper propeller immersion, stable handling, and efficient thrust. Features include electric start, power trim and tilt, and compatibility with remote control, allowing easy operation and manoeuvrability.
Durable and built for long-term use, the Tohatsu 15HP includes stainless steel components, corrosion-resistant materials, and a reliable water-cooling system, suitable for both freshwater and saltwater environments. Its high-output alternator powers onboard electronics, such as navigation systems, lighting, and additional accessories.
Specifications
| Engine | 4 Stroke 2 Cylinder |
|---|---|
| Output | 15 ps (11.0 kw) |
| Displacement | 333 cc (20.32 cu.in.) |
| Bore x Stroke | 61 x 57 mm (2.40 x 2.24 in) |
| Max. RPM Range | 5,400 - 6,100 |
| Starting | Electric or Manual |
| Control Type | Remote Control or Tiller Handle |
| Gear Shift | Forward - Neutral - Reverse |
| Gear Ratio | 2.15:1 (13:28) |
| Propeller Selection Range | 6" - 11.5" |
| Transom Height | 15", 20" |
| Fuel | Unleaded Gasoline (87 Octane) |
| Oil Type | NMMA Certified FC-W® 4-stroke oil** SAE 10W-30/40 (SF, SG, SH, SJ) |
| Oil Capacity | 1L (1.06 qt.) |
| Fuel Tank | 12 L (3.1 US Gal.) Separate Fuel Tank |
| Weight* | 43 kg (94.8 lbs.) |
| Alternator Output | Optional: 12V, 145W, 12A (Standard on Electric Start Models) |
| Electronic Fuel Injection | Standard |
| Digital CD Ignition System | Standard |
| Start In Gear Protection | Standard |
| Thermostat Controlled Cooling System | Standard |
| Through-The-Prop Exhaust | Standard |
| Oil Pressure Warning | Standard |
| Shallow Water Drive | Standard |
| Power Tilt | Option |
UK Mainland: 2-3 working days
Scottish Highlands: 3-5 working days
International: 5-10 working days








