F20
Our 362-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



SPECIFICATIONS
- 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: 362 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:
- Steering Angle (maximum): 45° from center, either direction
- Warranty: Limited 3-Year Pleasure, 3-Year Government, 1-Year Commercial
*Weight refers to shortest shaft length, and is measured without motor oil, gearcase oil and propeller (except models 25 hp and under, which include a standard propeller). All Jet model weights include the jet pump assembly (weight estimated).
COMPATIBILITY
The 362-cc 20-hp portable is compatible with tiller and mechanical controls and a range of gauges to suit your preference for performance, control and the display of data. Explore compatible components below and contact your dealer for rigging expertise.
Compatible Controls:
Mechanical Controls
Multi-Function Tiller Handle
Compatible Gauges:
Command Link and Analog Gauges
PERFORMANCE BULLETINS
- Boat Model: Zodiac® 310 BayRunner
- Engine: F20LPA
- Bulletin: View
FEATURES & BENEFITS
Power and Performance:
Efficient Power
Optimum Performance
Streamlined Intake
Responsive Acceleration
Convenience and Control:
Max Maneuverability
Easy Engine Flushing
Portability And Storage

RELIABILITY & DURABILITY
OPTIMAL OPERATION
A CDI Microcomputer Ignition monitors throttle position, engine speed and atmospheric conditions in order to precisely adjust ignition timing under all conditions for optimum ignition performance, ensuring smooth and reliable operation.