432cc Twin 20 HP
432cc Twin 20 HP
Outboard
Overview
Our 432-cc 20-hp portable outboard is built on the same award-winning platform as the F25. Its SOHC in-line design and streamlined intake manifold delivers solid power. Not only that, but it’s one of the most fuel efficient in its class. At just 126 pounds, it’s suitable for lightweight craft such as aluminum fishing boats, tenders and inflatables.
- Only 126 pounds (15” shaft model)
- Available in 15” and 20” shaft lengths
- Powerful 16-amp alternator
| Weight | 57 kg (126 lbs) - 66 kg (146 lbs) |
| Full Throttle RPM Range | 5000 ~ 6000 rpm |
| Fuel Induction System | EFI |
| Recommended Engine Oil | Yamalube® 4M (See owner's manual) |
| Engine Type | 2 cyl |
| Displacement | 432 cc |
| Bore x Stroke | 65 x 65.1mm (2.554 x 2.558 in) |
| Prop Shaft Horsepower | 20 hp @ 5500 rpm |
| 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 |
| Spark Plug | DPR6EB-9 |
| Starting System | Electric & Manual |
| Lubrication | Wet Sump |
| Engine Oil Capacity | 1.1L/1.0L |
| Recommended Cooling | Thermostatic Control |
| Ethanol Blend Limit | 10% Maximum |
| Gear Ratio | 2.00:1 |
| Gear Shift | Forward, Neutral, Reverse |
| Shaft Length | 15" - 20" |
| Degree of Tilt | 62°- 63° |
| Degree of Trim | -3° through +16° |
| Mounting Centers | N/A |
| Steering | Tiller |
| Steering Angle (maximum) | 45° from center, either direction |
| Warranty | Limited 3-Year Pleasure, 3-Year Government, 1-Year Commercial |
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