2017 Yamaha Outboards Midrange Four Stroke F25

Midrange Four Stroke F25

Nothing beats a day on the water with family and friends. And nothing powers those moments quite like Yamaha's versatile line of midrange outboards. Ranging in size from the mighty F90 down to the nimble F25, they offer just the right amount of power for a variety of applications. These 2-, 3- and 4-cylinder dynamos are quiet, clean-burning, reliable performers. But that's not all they have to offer.

Information

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Specifications

Engine Specs
  • Engine Type : In-Line 2 Cylinder
  • Displacement : (498 cc) | 30.4 ci
  • Bore x Stroke : 65mm x 75mm | 2.56 x 2.95in
  • Prop Shaft Horsepower : 25 hp @ 5500 rpm
  • Compression Ratio : 9.4:1
  • RPM Range : 5000 ~ 6000 rpm
  • Fuel/Induction System : SOHC
  • Exhaust : Through Propeller
  • Intake : Carburetor
  • Cooling : Water/Thermostatic Control
  • Ignition System : CDI Micro Computer
  • Spark Plug : DPR6EB-9
  • Starting System : M = Manual | E = Electric
  • Lubrication : Wet Sump
  • Degree of Trim/Tilt : Manual : 5 Tilt Pin Positions Nitro Assist: 5 Tilt Pin Positions PTT: -3° through +16°/ Manual: Up to 73° w/ 2-position Shallow Water Drive. PTT or Nitro Assist: Up to 73°
  • Oil Capacity : 1.6L/1.4L without filter
  • Recommended Engine Oil : Yamalube® 4M (See owner's manual)
  • Gear Shift : Forward, Neutral, Reverse
  • Gear Ratio : (27:13) 2.08:1
  • Shaft Length : S: 15", L: 20"
  • Recommended Fuel : Regular Unleaded (Minimum Pump Octane 87)
  • Steering Angle (maximum) : 42° from center, either direction
  • Weight : F25SMHA = 76kg (168lbs) F25SEHA = 79kg (174 lbs) F25SEA = 77 kg (170 lbs) F25LEA = 78kg (172 lbs) F25LA = 81kg (179 lbs) F25LMHB = 79kg (175 lbs) F25LEHB = 82kg (181 lbs)
  • CARB Rating : 3-Star
  • Warranty : 3-Year Pleasure, 3-Year Government, 1-Year Commercial
  • Alternator Output : 13AMP with Rectifier Regulator
  • Ethanol Blend Limit : 10% Maximum
  • Recommended Fuel Filtration : Yamaha Mini 10-Micron Fuel/Water Separating Filter (external)