Yamaha F50LB 50 HP Four-Stroke Outboard, 20" Shaft
The Yamaha F50LB is a 50 HP four-stroke outboard built around a four-cylinder, 996 cc EFI engine, with a 20-inch shaft and remote mechanical steering. Electric start and power trim and tilt come standard.
The motor weighs 247 lbs and runs a full-throttle range of 5,000 to 6,000 RPM. Power trim and tilt, a steering link arm, a fuel line and the manual come with it as standard. The propeller is not included.
Highlights
50 HP four-stroke with EFI
4-cylinder, 996 cc
20-inch shaft, remote mechanical steering
Electric start, power trim and tilt
Steering link arm, fuel line, manual included; propeller not included
Specifications
Brand | Yamaha |
Model | F50LB |
Horsepower | 50 HP |
Cylinders | 4 |
Displacement | 996 cc |
Shaft Length | 20" |
Steering | Remote mechanical |
Starting | Electric |
Weight | 247 lbs |
Full Throttle Range | 5,000–6,000 RPM |
Fuel Induction | EFI |
Good to know
Confirm shaft length, controls and propeller rotation against your boat before ordering, and stay within the maximum horsepower on the boat's capacity plate.
Installation, rigging and commissioning by a qualified marine technician are recommended; follow the manufacturer's pre-delivery and break-in procedures.

