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All Yamaha Outboards Ship for free to lower 48 states. Excluding lift gate fee. If lift gate is needed at delivery it is a $75.00 flat charge.

Yamaha 150 HP Outboard Motors

SKU: F150LD
$15,699.99 $17,900.00

Yamaha 150 HP Outboard Motors - 20" / Remote Mech (electric start & power tilt) / Gray may be backordered, but it will ship as soon as it is back in stock. Please call or text 815 246 2535 for availability.

The In-Line Four 150 is one that started it all and it’s more popular than ever. Powerful, light, and compact, it’s mechanical or digital compatible and uses integrated steering, making it more streamlined and responsive than ever before.

  • Comes with integrated electro-hydraulic steering for digital models and integrated hydraulic steering for mechanical models
  • Only 509 pounds (20” shaft DEC model)
  • Available in 20” or 25” shafts
  • Powerful 50-amp alternator (2.8-liter digital) or 35-amp alternator (2.7-liter mechanical)
  • Digital F150 available in signature Yamaha gray, pearlescent white, and classic white
  • Mechanical F150 available in signature Yamaha gray
The In-Line Four 150 is compatible with a range of mechanical or digital controls, gauges, and props to suit your preference for performance, control, and the display of data. Explore compatible components below and contact your dealer for rigging expertise.

Weight † 20” Mechanical 231kg (509 lbs) 20” DEC 237kg (522 lbs)
Full Throttle RPM Range 5000 ~ 6000 rpm
Fuel Induction System EFI
Recommended Engine Oil Yamalube® 4M (See owner's manual)
Engine Type Inline 4
Displacement 2.7L (Mechanical) / 2.8L (DEC)
Bore x Stroke 94 x 96.2 (3.70 x 3.79in) / 96 x 96.2mm (3.78 x 3.79in)
Prop Shaft Horsepower 150hp @ 5500 rpm
Alternator Output at W.O.T. 35 / 50 Amp
Compression Ratio 9.0:1 / 10.3:1
Recommended Fuel Octane 87 / Octane 89
Recommended Fuel Filtration Yamaha 10 Micron Fuel/Water Separating Filter (external)
C.A.R.B. Rating 3-Star
Exhaust Through Propeller
Intake 16
Ignition TCI Microcomputer
Spark Plug NGK-LFR6A-11 / LFR5A-11
Starting System Electric
Lubrication Wet Sump
Engine Oil Capacity 4.5L / 4.3L
Recommended Cooling Thermostatic Control
Ethanol Blend Limit 10% Maximum
Gear Ratio 2.00:1
Gear Shift F-N-R
Shaft Length 20" / 25"
Degree of Tilt 70°
Degree of Trim -4° through +16°
Mounting Centers 26"
Steering
Steering Angle (maximum) 30° from center, either direction
Warranty Limited 3 Year Limited Pleasure Boat - 1 Year Limited Commercial