Yamaha

Yamaha / FourStroke

Yamaha F115

Our 1.8-liter Midrange F115 features a double overhead camshaft with four valves per cylinder.

All Yamaha outboards
Yamaha F115

FourStroke

F115

Power
115 hp
Configuration
Inline 4
Displacement
1.8L
Weight
171 kg (377 lbs) - 175 kg (386 lbs)
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About this engine

Our 1.8-liter Midrange F115 features a double overhead camshaft with four valves per cylinder. This increases volumetric efficiency and gives the F115 a competitive power to weight.

Key features

  • Power and Efficiency
  • Powerful Hole Shot
  • Optimum Performance
  • Lightweight, Compact Design
  • Quick Acceleration
  • Multi-Function Tiller Handle
  • Charging Power
  • Variable Trolling
  • Extended Engine Life

Full specifications

Weight †
171 kg (377 lbs) - 175 kg (386 lbs)
Full Throttle RPM Range
5300 ~ 6300
Fuel Induction System
EFI
Recommended Engine Oil
Yamalube® 4M / (See owner's manual)
Engine Type
Inline 4
Displacement
1.8L
Bore x Stroke
81 x 88.9mm |3.19 x 3.5in
Prop Shaft Horsepower
115hp at 5500 rpm
Alternator Output at W.O.T.
35 Amp
Compression Ratio
10.0:1
Recommended Fuel
Octane 87
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
LKR6E
Starting System
Electric
Lubrication
Wet Sump
Engine Oil Capacity
3.2/3.0L
Recommended Cooling
Thermostatic Control
Ethanol Blend Limit
10% Maximum
Gear Ratio
2.15:1
Gear Shift
Forward, Neutral, Reverse
Shaft Length
20" - 25"
Degree of Tilt
70°
Degree of Trim
-4° through +16°
Mounting Centers
26"
Steering Angle (maximum)
35° from center, either direction
Warranty
Limited 3 Year Limited Pleasure Boat - 1 Year Limited Commercial