F20LMHB Yamaha 4 Stroke 20hp Long Shaft
| 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 motor and gearcase oil. |
|
$3,000.00
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


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