Tohatsu
Tohatsu 6HP 4-Stroke Outboard Engine Ultra Long Shaft
Official Tohatsu outboard — sold, inspected & registered by Marine Chandlery.
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The Tohatsu 6HP 4-Stroke Outboard Engine (Ultra Long Shaft) is a compact, lightweight engine ideal for small boats, dinghies, and RIBs with deep transoms. Featuring a single-cylinder OHV 4-stroke design, it delivers smooth performance, low vibration, and excellent fuel efficie...
The Tohatsu 6HP 4-Stroke Outboard Engine (Ultra Long Shaft) is a compact, lightweight engine ideal for small boats, dinghies, and RIBs with deep transoms. Featuring a single-cylinder OHV 4-stroke design, it delivers smooth performance, low vibration, and excellent fuel efficiency for freshwater and coastal boating.
Description
The Tohatsu 6HP Ultra Long Shaft 4-Stroke Outboard provides reliable power in a lightweight, durable design. Its 139cc single-cylinder OHV engine ensures smooth operation, minimal vibration, and consistent throttle response. The engine uses a carbureted fuel system, offering simple, efficient fuel delivery and excellent fuel economy.
With a 25” (635 mm) ultra-long shaft, this engine is ideal for boats with deep transoms, ensuring proper propeller immersion, stable handling, and efficient thrust. Features include manual or electric start options, tiller steering compatibility, and optional power trim, making operation flexible and convenient.
Built for long-term durability, the Tohatsu 6HP includes stainless steel fasteners, corrosion-resistant materials, and a reliable water-cooling system, suitable for both freshwater and saltwater environments. Its compact and lightweight design allows for easy transport, mounting, and storage.
Specifications
| Engine | 4 Stroke 1 Cylinder |
|---|---|
| Output | 6 ps (4.4 kw) |
| Displacement | 123 cc (7.5 cu.in.) |
| Bore x Stroke | 59 x 45 mm (2.32 x 1.77 in) |
| Max. RPM Range | 5,000 - 6,000 |
| Starting | Manual |
| Control Type | Tiller Handle |
| Gear Shift | Forward - Neutral - Reverse |
| Gear Ratio | 2.15:1 |
| Propeller Selection Range | 6" - 9" |
| Transom Height | 15", 20", 25" |
| Fuel | Unleaded Gasoline (87 Octane) |
| Oil Type | NMMA Certified FC-W® 4-stroke oil** SAE 10W-30/40 (SF, SG, SH, SJ) |
| Oil Capacity | 450 mL (15 fl. oz.) |
| Fuel Tank | Internal Fuel Tank Models (MFS6DD) : 1.1L (0.29 US Gal.) Integral Tank (Includes an External Fuel Tank Connector installed on engine to allow user to use an optional external fuel tank) External Fuel Tank Models (MFS6DS) : 12L (3.1 US Gal.) Separate Fuel Tank |
| Weight* | 25 kg (55 lbs.) |
| Alternator Output | Optional: 12V, 60W, 5A |
| 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 |
Before your engine leaves us, our engineers perform a thorough pre-delivery inspection — checking all mechanical components, flushing the system, and confirming everything is running as it should.
The entire process is recorded using the CitNow platform, giving you a professional, time-stamped video walkthrough of your engine's condition at the point of sale.
The CitNow video link is sent straight to you via SMS or email — before collection or dispatch — so you have full confidence in the condition of your new engine.
After purchase, our team submits your engine's warranty registration directly with Tohatsu. You don't need to fill in any forms or visit any websites.
The 7-year warranty covers manufacturing defects and component failures under normal use — giving you long-term protection and real peace of mind on the water.
Because we're an official Tohatsu dealer, your warranty is fully valid and backed by the manufacturer. Buying from an unauthorised source can void your warranty entirely.
- 7-year warranty registered on your behalf
- CitNow PDI video — free with every engine
- Fully inspected before delivery
- Marine specialists since 1990
- North Shields store — same-day collection
- Expert after-sales support
Why buy from Marine Chandlery?
- UK marine specialists, based in North Shields
- Quick UK Mainland delivery available
- Same-day collection from our store
- Expert advice before and after purchase
- Carefully selected marine-grade products
- Secure checkout & trusted payment options
