Yamaha 20HP Outboard 4 Stroke Long Shaft
The F20LMHB Yamaha 4 Stroke 20hp Long Shaft is a portable outboard motor designed for small boats and is suitable for a wide range of applications. It features a manual start, making it easy to get up and running quickly.
The mechanical trim and tilt system allows for easy adjustment of the motor’s angle, improving performance and maneuverability. This is especially useful in shallow water or when operating in tight spaces.
One of the notable features of this outboard is its battery-less electronic fuel injection system. This technology provides reliable and precise fuel delivery, resulting in improved fuel efficiency, smoother operation, and reduced emissions. It eliminates the need for a separate battery and simplifies the overall system.
The tiller handle design allows for comfortable and convenient steering and control. The handle incorporates all the necessary controls, including throttle and shift, making it easy to operate.
The F20LMHB Yamaha outboard is designed to be portable, making it convenient to transport and store. Its compact and lightweight design means it can be easily carried and mounted on a variety of small boats.
Overall, the F20LMHB Yamaha 4 Stroke 20hp Long Shaft is a reliable and versatile outboard motor suitable for various boating needs, providing smooth performance, fuel efficiency, and ease of use.
General Features:
POWER/PERFORMANCE
- Enhanced Acceleration and Performance Under Load
- Single Overhead Camshaft
- Battery-less Electronic Fuel Injection
- Wide-Span Mounting System
RELIABILITY/DURABILITY
- CDI Microcomputer
- Wet Sump Lubrication
- Engine Warning System
- Mechanical Single Throttle Valve Intake System
- SST Drive, Prop, Shift Shafts
- SST Steering Tube
- Magnetic Drain Plug
- Sacrificial Anodes
- YDC-30 Aluminum Alloy
- Phaze FiveTM Paint System
- Electro-deposited Powerhead Paint Process
CONVENIENCE/CONTROL
- High-Output (16-Amp) Alternator
- Electric and Pull-Start Available Together (some models)
- Retrofit Electric Start Available
- 45-Degree Steering in both Directions
- Built-In Resting Pads and Carry Handles
- Variable Trolling RPM Switch (VTS®)
- Freshwater Flush
- Spin-on Oil Filter
- Offset Steering Friction Lever
- Auto Decompression Device
- Vibration Reduction Mounting System
- C.A.R.B. Ultra Low Emissions 3 Star Rating
- External Oil Drain Plug
Specifications | |
---|---|
ENGINE | |
Engine Type | Two-cylinder, In-line |
Displacement | 432 cc |
Bore x Stroke | 65 x 65.1 mm |
Full Throttle RPM Range | 5000 – 6000 |
Variable Trolling RPM Range | 750–1050 rpm |
750–1050 rpm | 900 rpm |
Horsepower Rating at Propshaft | 20 hp at 5500 rpm |
Compression Ratio | 9.3:1 |
Fuel Induction/Scavenging | SOHC, 2 valves per cylinder |
Alternator Output | 16 amp |
Starting Method | Manual |
Ignition | CDI Microcomputer |
Lubrication | Wet Sump |
Degree of Trim | 4 positions (manual operation) |
Degree of Tilt | -4 through +62˚ (manual tilt) |
Exhaust | Through Propeller |
Cooling | Water, Thermostatic Control |
DRIVE | |
Gear Shift | F-N-R (Forward-Neutral-Reverse) |
Gear Ratio | 2.08:1 |
SHAFT LENGTH | |
See Model Code | S=15″ L=20″ |
FUEL AND LUBRICATION | |
Recommended Fuel | Regular Unleaded |
Recommended Fuel Filtration | Yamaha 10-Micron or Mini-10TM |
Recommended Oil | Yamalube® 4-M 10w-30 |
Engine Oil Capacity | 1.1L / 1.0L (w/without filter) |
LIMITED WARRANTY | |
Recreational | 2 + 2 Years |
Commercial | 1 Year |
WEIGHT | |
*Weight estimated at time of publishing includes standard propeller, which is included with this model. Weight is measured without a motor and gearcase oil. |
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