F20 Specifications

Engine Type2 Cylinder
Displacement22.1 ci (362 cc)
Bore x Stroke63 x 58.1mm (2.48 x 2.29 in)
Prop Shaft Horsepower20hp @ 5500rpm
Compression Ratio9.3:1
Fuel/Induction SystemSOHC
ExhaustThrough Propeller
Ignition SystemCDI Micro Computer
Spark PlugDPR6EB-900-000
Alternator Output10A **
Starting SystemManual or Electric
LubricationWet Sump
Engine Oil Capacity1.8L/1.6L w/without filter
Full Throttle RPM Range5000-6000
CoolingWater/Thermostatic Control
Recommended Engine OilYamalube® 4M (See owner's manual)
Recommended FuelRegular Unleaded (Minimum Pump Octane 87)
Recommended Fuel FiltrationYamaha Mini 10-Micron Fuel/Water Separating Filter (external)
Ethanol Blend Limit10% Maximum
Gear Ratio(27:13) 2.08:1
Gear ShiftForward, Neutral, Reverse
Shaft LengthS=15" L=20"
Degree of Tilt67°- 71°
Degree of Trim4 positions
C.A.R.B. Rating3-Star
Dry WeightF20SMHA = 50kg (111 lbs) F20LMHA = 52kg (115lbs) F20SEHA 53kg (117 lbs) F20LEHA = 55kg (121 lbs) F20LPHA 60kg (132 lbs) F20SEA 51kg (113 lbs) F20LEA 53 kg (117 lbs) F20LPA 59 kg (131 lbs)
Steering Angle (maximum)45° from center, either direction
Warranty3 Year Limited Pleasure Boat - 1 Year Limited Commercial