2025 Yamaha Marine Midrange 115 HP Base
Exterior Colors:
- Year 2025
- Make Yamaha Marine
- Model Midrange 115 HP
2025 Yamaha Marine Midrange 115 HP
MIDRANGEThe sun glints off the water as you head down to the dock for a day with family and friends. Whether you’re trolling for sand bass or towing a skier, Yamaha’s Midrange outboards are ready to fuel the fun. Built to be fast, light and powerful, they’re perfect for mid-sized craft like deck or multispecies boats, and select models offer a 25” shaft option for added versatility. Go ahead and take off for the day with Yamaha’s Midrange 115, 90 and 75 hp outboards.
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.
Features may include:
- Only 377 pounds
- Available in 20” or 25” shafts
- Powerful 35-amp alternator
Engine
Engine Type
Inline 4
Engine Power
Prop Shaft: 115hp at 5500 rpm
Displacement
1.8L
Bore
3.19 in (81 mm)
Stroke
3.5 in (88.9 mm)
Compression Ratio
10.0:1
Throttle
Full RPM Range: 5300 ~ 6300 rpm
Steering
Mechanical Remote/Tiller | Angle (maximum): 35° from center, either direction
Exhaust
Through Propeller
Ignition
TCI Microcomputer
Oil Type
Recommended: Yamalube® 4M / (See owner's manual)
Lubrication
Wet Sump
Cooling
Recommended: Thermostatic Control
Gear Ratio (Primary)
2.15:1
Gear Shifter
Forward, Neutral, Reverse
Induction
EFI
Spark Plug
Spark Plug
LKR6E
Electric
Starter
System: Electric
Alternator Output, Maximum
Output at W.O.T.: 35 Amp
Fuel System
Fuel System
Ethanol Blend Limit: 10% Maximum
Fuel Type
Recommended: Octane 87 | Recommended Filtration: Yamaha 10-Micron Fuel / Water Separating Filter (external)
Dimensions
Length
Shaft: 20" - 25"
Dimensions
Degree of Tilt: 70° | Degree of Trim: -4° through +16° | Mounting Centers: 26"
Capacities
Oil capacity
3.2/3.0L
Weights
Weight
377 lbs (171 kg) - 386 lbs (175 kg)
Features
Features
Intake: 16 | C.A.R.B. Rating: 3-Star
Warranty
Warranty
Limited 3 Year Limited Pleasure Boat - 1 Year Limited Commercial