Engine Type    In>Displacement    2.8LBore x Stroke    96 x 96.2mm (3.78 x 3.79in)Prop Shaft Horsepower    175 hp @ 5500 rpmFull Throttle RPM Range    5000 ~ 6000 rpmAlternator Output at W.O.T.    50 AmpCompression Ratio    10.3:1Fuel Induction System    EFIWeight*    219 kg (483 lbs) - 221 kg (487 lbs)Recommended Fuel    Octane 87Recommended Engine Oil    Yamalube® 4M (See owner's manual)Recommended Fuel Filtration    Yamaha 10 Micron Fuel/Water Separating Filter (external)C.A.R.B. Rating    3-StarExhaust    Through PropellerIntake    16Ignition    TCI MicrocomputerSpark Plug    NGK-LFR6A-11Alternator Output    50 AmpStarting System    ElectricLubrication    Wet SumpEngine Oil Capacity    4.5L/4.3LRecommended Cooling    Thermostatic ControlEthanol Blend Limit    10% MaximumGear Ratio    1.86:1Gear Shift    Forward, Neutral, ReverseShaft Length    20" - 25"Degree of Tilt    70°Degree of Trim    -4° through +16°Dry Weight    20" shaft / 219 kg (483 lb), 25" shaft 220 kg (485 lb)Mounting Centers    26"Steering    Steering Angle (maximum)    32° from center, either direction