
Tohatsu 3.5HP 4-Stroke Outboard Engine Long Shaft
The Tohatsu 3.5HP 4-Stroke Outboard Engine (Long Shaft) is a compact, lightweight engine ideal for small boats, dinghies, and mid-transom RIBs. Featuring a single-cylinder OHV 4-stroke engine, it delivers smooth operation, low vibration, and efficient fuel consumption for both freshwater and coastal use.
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The Tohatsu 3.5HP 4-Stroke Outboard Engine (Long Shaft) is a compact, lightweight engine ideal for small boats, dinghies, and mid-transom RIBs. Featuring a single-cylinder OHV 4-stroke engine, it delivers smooth operation, low vibration, and efficient fuel consumption for both freshwater and coastal use.
The Tohatsu 3.5HP 4-Stroke Outboard Engine (Long Shaft) is a compact, lightweight engine ideal for small boats, dinghies, and mid-transom RIBs. Featuring a single-cylinder OHV 4-stroke engine, it delivers smooth operation, low vibration, and efficient fuel consumption for both freshwater and coastal use.
Description
The Tohatsu 3.5HP Long Shaft 4-Stroke Outboard provides reliable power in a compact and durable design. Its 79cc single-cylinder OHV engine ensures quiet, smooth operation, while the carbureted fuel system offers simple and efficient fuel delivery, delivering excellent fuel economy.
With a 20” (508 mm) long shaft, this engine is ideal for boats with slightly deeper transoms, ensuring proper propeller immersion, stable handling, and efficient thrust. Features include manual start, tiller steering compatibility, and optional power trim, making it versatile and easy to operate.
Engineered for durability, the Tohatsu 3.5HP includes stainless steel fasteners, corrosion-resistant components, and a reliable water-cooling system, suitable for both freshwater and saltwater use. Its compact design allows for easy transport, mounting, and storage.
Specifications
| Engine | 4 Stroke 1 Cylinder |
|---|---|
| Output | 3.5 hp (2.6 kw) |
| Displacement | 85.5 cc (5.2 cu.in.) |
| Bore x Stroke | 55 x 36 mm (2.17 x 1.42 in) |
| Max. RPM Range | 5,000 - 6,000 |
| Starting | Manual |
| Control Type | Tiller Handle |
| Gear Shift | Forward - Neutral |
| Gear Ratio | 2.15:1 (13:28) |
| Propeller Selection Range | 4.5" - 7" |
| 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 | 300 mL (10 fl. oz.) |
| Fuel Tank | 1L (0.26 US Gal.) Integral Tank |
| Weight* | 18.4 kg (41 lbs.) |
| Digital CD Ignition System | Standard |
| Thermostat Controlled Cooling System | Standard |
| Shallow Water Drive | Standard |
UK Mainland: 2-3 working days
Scottish Highlands: 3-5 working days
International: 5-10 working days








