MIDRANGE
The sun glints off the water as you head down to the dock for a day with family and friends. Whether you’re trolling for sand bass or towing a skier, Yamaha’s Midrange outboards are ready to fuel the fun. Built to be fast, light and powerful, they’re perfect for mid-sized craft like deck or multispecies boats, and select models offer a 25” shaft option for added versatility. Go ahead and take off for the day with Yamaha’s Midrange 115, 90 and 75 hp outboards.
Meet the Lineup
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115 HP
Our 1.8-liter Midrange F115 features a double overhead camshaft with four valves per cylinder. This increases volumetric efficiency and gives the F115 a competitive power to weight.
- Only 377 pounds
- Available in 20” or 25” shafts
- Powerful 35-amp alternator
- Optional Variable Trolling RPM via the Command Link® tachometer
115 HP
| Weight † | 171 kg (377 lbs) – 175 kg (386 lbs) |
|---|---|
| Full Throttle RPM Range | 5300 ~ 6300 |
| Fuel Induction System | EFI |
| Recommended Engine Oil | Yamalube® 4M / (See owner’s manual) |
| Engine Type | Inline 4 |
| Displacement | 1.8L |
| Bore x Stroke | 81 x 88.9mm |3.19 x 3.5in |
| Prop Shaft Horsepower | 115hp at 5500 rpm |
| Alternator Output at W.O.T. | 35 Amp |
| Compression Ratio | 10.0:1 |
| Recommended Fuel | Octane 87 |
| Recommended Fuel Filtration | Yamaha 10-Micron Fuel / Water Separating Filter (external) |
| C.A.R.B. Rating | 3-Star |
| Exhaust | Through Propeller |
| Intake | 16 |
| Ignition | TCI Microcomputer |
| Spark Plug | LKR6E |
| Starting System | Electric |
| Lubrication | Wet Sump |
| Engine Oil Capacity | 3.2/3.0L |
| Recommended Cooling | Thermostatic Control |
| Ethanol Blend Limit | 10% Maximum |
| Gear Ratio | 2.15:1 |
| Gear Shift | Forward, Neutral, Reverse |
| Shaft Length | 20″ – 25″ |
| Degree of Tilt | 70° |
| Degree of Trim | -4° through +16° |
| Mounting Centers | 26″ |
| Steering | |
| Steering Angle (maximum) | 35° from center, either direction |
| Warranty | Limited 3 Year Limited Pleasure Boat – 1 Year Limited Commercial |
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90 HP
The all-new 1.8-liter Midrange F90 features greater displacement and a single-overhead-camshaft design with four valves per cylinder. This boosts power and volumetric efficiency, streamlines design, and makes the F90 a leader in torque and acceleration.
- Only 353 pounds
- Available in 20” or 25” shafts
- Powerful 35-amp alternator
- Optional Variable Trolling RPM via the Command Link® tachometer
90 HP
| Weight † | 160kg (353 lbs) – 164kg (362 lbs) |
|---|---|
| Full Throttle RPM Range | 5000 ~ 6000 |
| Fuel Induction System | EFI |
| Recommended Engine Oil | Yamalube® 4M (See owner’s manual) |
| Engine Type | Inline 4 |
| Displacement | 1.8L |
| Bore x Stroke | 81 x 88.9mm (3.19 x 3.5 in) |
| Prop Shaft Horsepower | 90hp @ 5500 rpm |
| Alternator Output at W.O.T. | 35 Amp |
| Compression Ratio | 10.0:1 |
| Recommended Fuel | Octane 87 |
| Recommended Fuel Filtration | Yamaha 10-Micron Fuel/Water Separating Filter (external) |
| C.A.R.B. Rating | 3-Star |
| Exhaust | Through Propeller |
| Intake | 16 |
| Ignition | TCI Microcomputer |
| Spark Plug | LFR6A-11 |
| Starting System | Electric |
| Lubrication | Wet Sump |
| Engine Oil Capacity | 3.2/3.0L |
| Recommended Cooling | Thermostatic Control |
| Ethanol Blend Limit | 10% Maximum |
| Gear Ratio | 2.15:1 |
| Gear Shift | Forward, Neutral, Reverse |
| Shaft Length | 20″ – 25″ |
| Degree of Tilt | 70 |
| Degree of Trim | -4° through +66° |
| Mounting Centers | 26″ |
| Steering | |
| Steering Angle (maximum) | 35° from center, either direction |
| Warranty | Limited 3-year Pleasure, 3-year Government, 1-Year Commercial |
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GRAY
75 HP
The 1.8-liter Midrange F75 features a step up in displacement from its previous design. Still, its single-overhead-camshaft with four valves per cylinder keeps it compact and shaves off 13 pounds. Bigger power plus lighter weight equals one thrilling new outboard.
- Only 353 pounds
- 20” shaft
- Powerful 35-amp alternator
- Optional Variable Trolling RPM via gauge
75 HP
| Weight † | 160 kg (353 lbs) |
|---|---|
| Full Throttle RPM Range | 5000 ~ 6000 rpm |
| Fuel Induction System | EFI |
| Recommended Engine Oil | Yamalube® 4M (See owner’s manual) |
| Engine Type | Inline 4 |
| Displacement | 1.8L |
| Bore x Stroke | 81 x 88.9mm (3.19 x 3.5in) |
| Prop Shaft Horsepower | 75hp at 5500 rpm |
| Alternator Output at W.O.T. | 35 Amp |
| Compression Ratio | 10.0:1 |
| Recommended Fuel | Octane 87 |
| Recommended Fuel Filtration | Yamaha 10-Micron Fuel/Water Separating Filter (external) |
| C.A.R.B. Rating | 3-Star |
| Exhaust | Through Propeller |
| Intake | 16 |
| Ignition | TCI Microcomputer |
| Spark Plug | LFR6A-11 |
| Starting System | Electric |
| Lubrication | Wet Sump |
| Engine Oil Capacity | 3.2/3.0L |
| Recommended Cooling | Thermostatic Control |
| Ethanol Blend Limit | 10% Maximum |
| Gear Ratio | 2.15:1 |
| Gear Shift | Forward, Neutral, Reverse |
| Shaft Length | 20″ |
| Degree of Tilt | 70° |
| Degree of Trim | -4° through +16° |
| Mounting Centers | N/A |
| Steering | |
| Steering Angle (maximum) | 35° from center, either direction |
| Warranty | Limited 3-year Pleasure, 3-year Government, 1-Year Commercial |









