High Thrust 25 HP
High Thrust 25 HP
Outboard
Overview
Our 432-cc 25-hp High Thrust outboard boasts the best power-to-weight ratio of any high-thrust 25 horsepower outboard on the water. It features no-battery-required Electronic Fuel Injection and electric and manual start on all models. With 20- and 25-inch shaft lengths and our Variable Trolling RPM Switch (VTS®) for slower trolling than in-gear idle, it’s a flexible fishing machine.
- Available in pearlescent white and Yamaha gray
- Compatible with mechanical controls
- 141/154 pounds
- Shaft lengths available: 20” and 25”
- Solid 16-amp alternator
| Weight | 64kg (141 lbs) / 70kg (154 lbs) |
| Full Throttle RPM Range | 5000 ~ 6000 rpm |
| Fuel Induction System | Electronic Fuel Injection |
| Recommended Engine Oil | Yamalube® 4M (See owner's manual) |
| Engine Type | 2 cyl |
| Displacement | 432cc |
| Bore x Stroke | 65 x 65.1mm (2.554 x 2.558 in.) |
| Prop Shaft Horsepower | 25hp @ 5500rpm |
| Alternator Output at W.O.T. | 16 Amp |
| Compression Ratio | 9.3:1 |
| 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 | 4 |
| Ignition | CDI Microcomputer |
| Spark Plug | DPR6EB-9 |
| Starting System | Electric and Manual |
| Lubrication | Wet Sump |
| Engine Oil Capacity | 1.1L/1.0L |
| Recommended Cooling | Thermostatic Control |
| Ethanol Blend Limit | 10% Maximum |
| Gear Ratio | 2.08:1 |
| Gear Shift | Forward, Neutral, Reverse |
| Shaft Length | 20" or 25" |
| Degree of Tilt | 63° |
| Degree of Trim | -3° through +16° |
| Mounting Centers | N/A |
| Steering | Mechanical Remote/Tiller |
| Steering Angle (maximum) | 45° from center, either direction |
| Warranty | Limited 3 Year Limited Pleasure Boat - 1 Year Limited Commercial |





