Yamaha 25 HP Tiller Outboard Motor

Yamaha’s F25 is so light, powerful, and feature-rich that it won a coveted NMMA® Innovation Award shortly after introduction. As the lightest 25 horsepower outboard available—two-stroke or four-stroke—it features the highest power to weight ratio in its class.

Features:

• Tiller steering
• CDI microcomputer
• Wet sump lubrication
• Engine warning system
• Mechanical single throttle valve intake system
• SST drive, prop, shift shafts
• SST steering tube
• Magnetic drain plug
• Sacrificial anodes
• YDC-30 aluminum alloy
• Phaze Five™ paint system
• Electro-deposited powerhead paint process
• Single overhead camshaft
• Battery-less electronic fuel injection
• Wide-span mounting system
• High-output (16A) alternator
• 45 deg. steering in both directions
• Built-In resting pads and carry handles
• Variable trolling RPM switch (VTSTM )
• Freshwater flush
• Spin-on oil filter
• Offset steering friction lever
• Auto decompression device
• Vibration reduction mounting system
• C.A.R.B. ultra low emissions 3 star rating
• Meets all current federal EPA emission standards
• External oil drain plug

Specifications:

• Engine Type: two-cylinder, in-line
• Displacement: 432 cc
• Bore and stroke: 5 x 65.1 mm (2.554 x 2.558″)
• Rpm range: 5000-6000
• Compression ratio: 9.3:1
• Induction system: SOHC, 2 valves per cylinder
• Alternator output: 16A
• Fuel delivery: battery less EFI
• Ignition: CDI microcomputer
• Lubrication: wet sump
• Degree of tilt (power trim and tilt):
  • -3 deg. through +16 deg. (PTT)
  • 3 deg. through +63 deg. (PTT)
• Degree of tilt (manual tilt):
  • 4 positions (manual tilt)
  • -4 through deg. (manual tilt)
• Exhaust: through propeller
• Cooling: water/thermostatic control
• Gear shift: F/N/R
• Gear ratio: 27:13 / 2.08:1
• Recommended fuel: regular unleaded (minimum pump octane 87)
• Recommended oil: Yamalube® 4-M 10w-30
• Shaft length: 15″ or 20″
• Dry weight: 57-67 kg (126-147 lbs)
• Standard propeller: 3-blade aluminum (9 7/8″ x 11 1/4″)
• Fuel line included
• Factory Warranty: 3 years. Warranty begins on date of purchase.