Yamaha 747-cc Midrange F40 Outboard Motor
$7,480.00
Yamaha F50 for sale, a midrange outboard delivering 40 HP at 5,500 RPM at the propeller shaft, with EFI fuel induction, electric start, and a 20″ shaft. Backed by Yamaha’s limited warranty program.
Yamaha F50 for sale, a midrange outboard engineered for reliable performance, delivering 40 HP at 5,500 RPM at the propeller shaft.
Yamaha F50 Engine Specifications
This engine is a 3-cylinder design with 747cc displacement and a bore x stroke of 65 x 75mm (2.56 x 2.95 in). It uses Electronic Fuel Injection (EFI), a compression ratio of 9.4:1, and runs on 87 octane recommended fuel with a maximum ethanol blend of 10%. Full throttle RPM range is 5,000–6,000 RPM, intake is 6-valve, and the engine carries a C.A.R.B. 2-Star emissions rating.
Yamaha F50 Electrical, Ignition, and Lubrication
Ignition is a CDI microcomputer system with a DPR6EB-9 spark plug, and starting is electric. The alternator delivers 17 amp output at wide-open throttle. Lubrication is a wet sump system using Yamalube 4M recommended engine oil, with an oil capacity of 1.7L / 1.5L. Cooling is thermostatically controlled, and recommended fuel filtration is a Yamaha 10-micron fuel/water separating filter (external).
Yamaha F50 Shaft and Mounting
This outboard is built with a 20-inch shaft, a gear ratio of 2.00:1, and forward-neutral-reverse gear shift. Maximum steering angle is 40° from center in either direction. Degree of tilt is 20°, and degree of trim ranges from -3° through +20°. Exhaust routes through the propeller, and total weight ranges from 97 kg (214 lbs) to 101 kg (223 lbs).
| Specification | Detail |
|---|---|
| Weight | 97 kg (214 lbs) – 101 kg (223 lbs) |
| Full throttle RPM range | 5000–6000 RPM |
| Fuel induction system | EFI |
| Recommended engine oil | Yamalube 4M |
| Engine type | 3-cylinder |
| Displacement | 747 cc |
| Bore x stroke | 65 x 75mm (2.56 x 2.95 in) |
| Prop shaft horsepower | 40 HP at 5500 RPM |
| Alternator output at W.O.T. | 17 Amp |
| Compression ratio | 9.4:1 |
| Recommended fuel | Octane 87 |
| Recommended fuel filtration | Yamaha 10-micron fuel/water separating filter (external) |
| C.A.R.B. rating | 2-Star |
| Exhaust | Through propeller |
| Intake | 6-valve |
| Ignition | CDI microcomputer |
| Spark plug | DPR6EB-9 |
| Starting system | Electric |
| Lubrication | Wet sump |
| Engine oil capacity | 1.7L / 1.5L |
| Recommended cooling | Thermostatic control |
| Ethanol blend limit | 10% maximum |
| Gear ratio | 2.00:1 |
| Gear shift | Forward, Neutral, Reverse |
| Shaft length | 20″ |
| Degree of tilt | 20° |
| Degree of trim | -3° through +20° |
| Mounting centers | N/A |
| Steering angle (maximum) | 40° from center, either direction |
| Warranty | Limited 3-Year Pleasure, 3-Year Government, 1-Year Commercial |
Contact us today to secure this Yamaha F50, backed by Yamaha’s limited multi-tier warranty.
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