2.8L In-Line 4 150 HP

2.8L In-Line 4 150 HP


The F150 is one that started it all and it’s more popular than ever. Powerful, light and compact, it’s now mechanical or digital compatible, making it available to more boaters than ever before.


  • Compatible with mechanical controls or digital Command Link Plus® or Helm Master® EX controls
  • Only 478 pounds (20” shaft model)
  • Available in 20” or 25” shafts
  • Powerful 50-amp alternator (2.8-liter digital) or 35-amp alternator (2.7-liter mechanical)
Engine TypeInline 4
Displacement2.7L (Mechanical) / 2.8L (DEC)
Bore x Stroke94 x 96.2 (3.70 x 3.79in) - 96 x 96.2mm (3.78 x 3.79in)
Prop Shaft Horsepower150hp @ 5500 rpm
Full Throttle RPM Range5000 ~ 6000 rpm
Alternator Output at W.O.T.35 - 50 Amp
Compression Ratio9.0:1 & 10.3:1
Fuel Induction SystemEFI
Weight †20" shaft / 217kg (478 lbs), 25" shaft / 221kg (487 lbs)
Recommended FuelOctane 87 & Octane 89
Recommended Engine OilYamalube® 4M (See owner's manual)
Recommended Fuel FiltrationYamaha 10 Micron Fuel/Water Separating Filter (external)
C.A.R.B. Rating3-Star
ExhaustThrough Propeller
IgnitionTCI Microcomputer
Spark PlugNGK-LFR6A-11 & LFR5A-11
Alternator Output35 - 50 Amp
Starting SystemElectric
LubricationWet Sump
Engine Oil Capacity4.5L/4.3L
Recommended CoolingThermostatic Control
Ethanol Blend Limit10% Maximum
Gear Ratio2.00:1
Gear ShiftF-N-R
Shaft Length20" - 25"
Degree of Tilt70°
Degree of Trim-4° through +16°
Dry Weight217kg (478 lbs) - 222kg (489 lbs)
Mounting Centers26"
Steering Angle (maximum)32° from center, either direction
WarrantyLimited 3 Year Limited Pleasure Boat - 1 Year Limited Commercial

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