Yamaha F90XB 90 HP Four-Stroke Outboard Motor, 25" Shaft
The Yamaha F90XB is a 90 HP four-stroke outboard with a 25-inch shaft. Its 1,832 cc four-cylinder uses EFI, and the motor has electric start, power trim and tilt, and remote mechanical throttle and shift.
The full-throttle range is 5,000 to 6,000 RPM and the motor weighs 362 lbs. Standard equipment covers power trim and tilt, a steering link arm and the owner's manual. The propeller is not included.
Highlights
90 HP four-stroke, 4 cylinders, 1,832 cc
25-inch shaft
EFI with electric start
Power trim and tilt
Steering link arm included
Propeller not included
Specifications
Brand | Yamaha |
Model | F90XB |
Horsepower | 90 HP |
Engine Type | Four-stroke |
Cylinders | 4 |
Displacement | 1,832 cc |
Shaft Length | 25" |
Throttle/Shift | Remote mechanical |
Starting | Electric |
Trim | Power trim & tilt |
Weight | 362 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.

