About This Outboard

Our 1.8-liter I-4 F115 is the lightest DOHC 115-hp In-Line Four on the water by nearly 25 pounds, leading its class in power-to-weight. It not only bests the competition, but it also beats Yamaha’s previous F115 design, with a zero-to-200-foot acceleration time that’s 0.7 seconds faster.

  • Available for mechanical remote or tiller control
  • Only 377 pounds
  • Available in 20” or 25” shafts
  • Powerful 35-amp alternator
  • Optional Variable Trolling RPM via the Command Link® tachometer

Quick Outboard Specs

Engine Type: In-Line 4

Displacement: 1.8L

Bore x Stroke: 81 x 88.9mm |3.19 x 3.5in

Prop Shaft Horsepower: 115hp at 5500 RPM

Full Throttle RPM Range: 5300 - 6300 RPM

Alternator Output at W.O.T.: 35 Amp

Compression Ratio: 10.0:1

Fuel Induction System: EFI

Weight*: 171 kg (377 lbs) - 175 kg (386 lbs)

Recommended Fuel: Octane 87

Recommended Engine Oil: Yamalube® 4M (See owner's manual)

Recommended Fuel Filtration: Yamaha 10-Micron Fuel / Water Separating Filter (external)

Warranty: Limited 3-year Pleasure, 3-year Government, 1-Year Commercial