Yamaha F40 Jet Drive Outboard Motor
$6,600.00
Yamaha F40 Jet Drive for sale, a 747cc 3-cylinder jet drive outboard at the propeller shaft, with EFI fuel induction, electric start, and direct drive gearing. Fits a 20″ transom. Backed by Yamaha’s limited warranty program.
Yamaha F40 Jet Drive for sale, a jet drive outboard engineered for shallow-water performance at the propeller shaft.
Yamaha F40 Jet Drive 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. Exhaust routes through the jet nozzle.
Yamaha F40 Jet Drive Electrical, Ignition, and Lubrication
Ignition is a CDI microcomputer system with a DPR6EB-9 spark plug, and starting is electric. The alternator delivers 16 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 F40 Jet Drive Mounting and Steering
This unit uses direct drive gearing and forward-neutral-reverse gear shift, and fits a 20-inch transom. Maximum steering angle is 40° from center in either direction. Degree of tilt is 65°, and degree of trim ranges from -4° through +16°. Total weight ranges from 99 kg (219 lbs) to 103 kg (227 lbs).
| Specification | Detail |
|---|---|
| Weight | 99 kg (219 lbs) – 103 kg (227 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 | 30 HP at 5500 RPM (as stated in source; see flag below) |
| Alternator output at W.O.T. | 16 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 jet nozzle |
| 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 | Direct Drive |
| Gear shift | Forward, Neutral, Reverse |
| Shaft length | Fits 20″ transom |
| Degree of tilt | 65° |
| Degree of trim | -4° through +16° |
| Mounting centers | N/A |
| Steering angle (maximum) | 40° from center, either direction |
| Warranty | Limited 3-Year Pleasure, 1-Year Commercial |
Contact us today to secure this Yamaha F40 Jet Drive, backed by Yamaha’s limited warranty.

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