Power your boat with the Yamaha F20 20HP Outboard Motor, engineered to deliver reliable power, efficient fuel consumption, and convenient portability for smaller fishing and recreational boats.
The Yamaha F20 features a 362cc, two-cylinder engine with a single overhead camshaft (SOHC) design and a streamlined intake manifold. Built on the same general platform as Yamaha’s F25, this 20HP outboard delivers practical performance in a compact package for boat owners who want dependable power without moving to a larger engine.
Available in 15-inch and 20-inch shaft configurations, the Yamaha F20 provides flexibility for boats with different transom heights. Depending on the selected model, customers can choose manual starting, electric and manual starting, tiller steering, remote controls, and power tilt.
The engine also features a 16-amp alternator, providing charging capacity for compatible batteries and onboard electrical equipment. Its electronic fuel injection system is designed to provide efficient fuel delivery and dependable operation.
With a listed starting weight of approximately 126 pounds for the 15-inch shaft model, the Yamaha F20 is well suited to lightweight aluminum fishing boats, tenders, inflatables, skiffs, utility boats, and other compatible small vessels. Actual weight varies by shaft length and equipment configuration. <Cite refs={[“turn750786view1″,”turn982048search5”]}/>
Product Specifications
Brand: Yamaha
Model: F20 Portable
Horsepower: 20 HP
Engine Type: 4-Stroke
Engine Configuration: 2-Cylinder Inline
Displacement: 362cc
Fuel System: Electronic Fuel Injection (EFI)
Shaft Length: 15″ or 20″
Dry Weight: Approximately 126–146 lbs, depending on configuration
Alternator Output: 16 Amps
Starting System: Manual or Electric & Manual, depending on model
Controls: Tiller or Remote Mechanical, depending on model
Trim System: Standard or Power Tilt, depending on model
Propeller: Aluminum Propeller Included on Listed Configurations
Recommended Fuel: 87 Octane
Condition: New
Key Features
Yamaha F20 20HP portable outboard motor, 362cc two-cylinder engine, four-stroke EFI technology, 15-inch shaft option, 20-inch shaft option, 16-amp alternator, lightweight portable design, manual starting options, electric and manual starting options, tiller steering, remote mechanical controls, optional power tilt, aluminum propeller included on listed models, fuel-efficient operation, suitable for compatible aluminum fishing boats, tenders, inflatables, skiffs, and recreational vessels
Why Choose the Yamaha F20 20HP?
The Yamaha F20 20HP Outboard Motor is designed for boaters who need dependable portable power, efficient fuel delivery, and flexible installation options.
Its 362cc engine combines a compact two-cylinder layout with modern electronic fuel injection. The result is a versatile outboard for compatible boats that require 20 horsepower without the size and weight of a larger engine.
The Yamaha F20 is available in configurations suited to different operating preferences. Customers can select a tiller-controlled model for direct operation at the engine or a remote-control configuration for steering and throttle operation from the helm.
With a 16-amp charging system and a choice of 15-inch or 20-inch shafts, the F20 is a practical option for fishing, tender, and utility boat applications.
362cc Four-Stroke EFI Engine
The Yamaha F20 uses a 362cc, two-cylinder, four-stroke engine with electronic fuel injection.
EFI helps manage fuel delivery for dependable engine operation. The SOHC design and streamlined intake manifold provide a practical combination of power, efficiency, and compact construction.
Yamaha recommends using the appropriate fuel grade and following the maintenance requirements in the engine’s owner’s manual.
Lightweight and Portable Design
The Yamaha F20 weighs approximately 126 pounds in the 15-inch shaft configuration, with other configurations weighing more depending on shaft length and installed equipment.
Its portable design makes it suitable for boat owners who need a manageable engine for compatible smaller vessels.
Actual dry weight depends on the model, shaft length, starting system, and optional features.
15-Inch and 20-Inch Shaft Options
The Yamaha F20 is available in two standard shaft lengths:
15-inch shaft: Short-shaft configuration for compatible boats.
20-inch shaft: Long-shaft configuration for vessels requiring additional shaft length.
Selecting the correct shaft length is important for proper mounting and operation. Buyers should check their vessel’s transom height and manufacturer’s recommended shaft length before purchase.
16-Amp Charging System
The Yamaha F20 features a 16-amp alternator, providing charging capacity for compatible electrical systems.
This can help support battery charging and onboard electrical accessories. Actual charging output varies depending on engine speed and the electrical load.
Tiller or Remote-Control Options
The Yamaha F20 20HP is available with different control arrangements, depending on the selected model.
Tiller models provide steering and throttle control directly at the engine.
Remote-control models allow the operator to control the engine from a compatible helm.
Buyers should select the control configuration that suits their vessel and confirm the required rigging components before ordering.
Manual or Electric Starting
Yamaha offers F20 configurations with manual starting or with electric and manual starting options.
Manual-start models provide a straightforward portable setup, while electric-start configurations offer additional starting convenience.
The starting system should be selected according to the intended boat application and available electrical setup.
Optional Power Tilt
Selected Yamaha F20 models include power tilt, allowing convenient adjustment of the outboard’s position.
Power tilt is configuration-dependent and should not be assumed to be included with every F20 model. Confirm the exact model code and included equipment before purchase.
Ideal Applications
This Yamaha F20 20HP Outboard Motor may be suitable for compatible:
Aluminum fishing boats, jon boats, small fishing boats, tenders, inflatables, skiffs, utility boats, and other lightweight recreational vessels designed for a 20HP outboard.
Always verify the vessel’s horsepower rating, transom requirements, shaft length, controls, and intended operating conditions before purchase.
Shipping & Availability
Worldwide shipping is available. Contact Norman Outboards for shipping rates, delivery estimates, availability, shaft options, control configurations, starting systems, power-tilt options, and additional product information.
The Yamaha F20 20HP Portable Outboard combines a compact 362cc engine, electronic fuel injection, a 16-amp charging system, and multiple configuration options for compatible small boats.





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