Description
Yamaha F20SEA 20hp outboard for sale in Australia — brand new, genuine Yamaha Marine, with free shipping Australia-wide and New Zealand, and a full factory warranty.
The Yamaha F20SEA 20hp 20 inch shaft outboard motor Australia — this page covers everything you need to know about this specific Yamaha model before ordering.
Yamaha F20SEA 20hp FourStroke Outboard Motor | Long (20″) Shaft | Midnight Blue | Standard Rotation | Australia & New Zealand
The Yamaha F20SEA 20hp outboard motor is Yamaha FourStroke — the most trusted four-stroke outboard range in Australia, combining reliability, fuel efficiency and smooth power delivery. Fitted with a Long (20″) Shaft and remote control, finished in midnight blue cowling — Yamaha Marine’s signature colour, recognised worldwide as the mark of a genuine Yamaha outboard, with standard rotation lower unit — for single-engine use or starboard position on twin-engine installations — this motor suits aluminium tinnies, fibreglass runabouts and standard-transom vessels with transom heights between 15″ and 20″. Available now at Outboard And Small Engines — brand new, 100% genuine Yamaha Marine, with free shipping Australia-wide and to New Zealand, and full Yamaha factory warranty.
Text +61 480 009 809 or email info@outboardandsmallengines.com.au before ordering. Our specialists have hands-on knowledge of every Yamaha motor we sell. We will confirm the F20SEA is the right fit for your specific vessel, transom height and intended use — honest advice, zero sales pressure, every time.
Yamaha F20SEA — FourStroke
the most trusted four-stroke outboard range in Australia, combining reliability, fuel efficiency and smooth power delivery. The F20SEA uses Yamaha Marine’s multi-point Electronic Fuel Injection (EFI) system, which delivers precise fuel metering at every RPM for outstanding fuel economy, choke-free cold starting and clean emissions that comply with all Australian and New Zealand marine park and waterway regulations. From Tasmania’s cold winter mornings to Queensland’s tropical heat, the F20SEA starts first time, every time, and delivers smooth consistent power from idle to wide-open throttle.
Yamaha F20SEA — Long (20″) Shaft
The Long (20″) Shaft on the F20SEA suits aluminium tinnies, fibreglass runabouts and standard-transom vessels with transom heights between 15″ and 20″. Shaft length is one of the most critical specifications when choosing an outboard motor — selecting the wrong shaft length leads to propeller ventilation, poor performance and unnecessary wear. The 20″ shaft on the F20SEA positions the propeller at the optimal depth for aluminium tinnies, fibreglass runabouts and vessels with standard transom heights between 15 and 20 inches, minimising cavitation and maximising thrust efficiency in real-world Australian and New Zealand operating conditions.
Yamaha F20SEA — Remote Control
The F20SEA is configured with remote cable control — standard helm steering with throttle and gear shift at the helm station. This control configuration is matched to the vessel types and operating environments the F20SEA is designed for, giving operators precise, responsive and comfortable control whether running open water, navigating estuary channels or working a favourite fishing spot.
Yamaha F20SEA — Midnight Blue Cowling | Standard Rotation
The F20SEA is finished in midnight blue cowling — Yamaha Marine’s signature colour, recognised worldwide as the mark of a genuine Yamaha outboard. The lower unit is fitted with standard rotation lower unit — for single-engine use or starboard position on twin-engine installations. For twin-engine boat owners, pairing a standard-rotation motor on the starboard side with a counter-rotating motor on the port side eliminates propeller torque effect, delivering superior straight-line tracking, improved fuel economy and more precise handling — particularly at speed.
Yamaha F20SEA 20HP — Full Technical Specifications
| Yamaha F20SEA 20HP — Full Technical Specifications | |
|---|---|
| Model Code | F20SEA |
| Brand | Yamaha Marine |
| Series | FourStroke |
| Horsepower | 20HP |
| Engine Type | 4-Stroke Electronic Fuel Injection (EFI) |
| Shaft Length | Long (20″) Shaft |
| Control Type | Remote Control |
| Cowling Colour | Midnight Blue |
| Rotation | Standard Rotation |
| Cooling System | Water-Cooled with Thermostat |
| Saltwater Rated | Yes — Full Saltwater and Freshwater Use |
| Gear Shift | Forward — Neutral — Reverse |
| Warranty | Full Yamaha Marine Factory Warranty |
What’s Included in the Box
- Brand new outboard motor, factory sealed
- Complete gauge set — tachometer, trim gauge, fuel gauge and voltmeter
- Propeller — matched to motor specifications
- Full manufacturer factory warranty documentation
- Operator’s manual and rigging guide
- Standard factory fittings and mounting hardware






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