YAMAHA 250 HP

V6 4.2L 250 hp

The 4.2-liter F250 is perfect for offshore dual or center consoles, walkarounds, runabouts and pontoons. It allows you to step up your horsepower and displacement without re-rigging. Only now, it features a fresh, new cowling design (with stern light if rigged with Helm Master® EX), new integrated digital electric steering* and rerouted exhaust for enhanced reverse thrust. It just proves even the best can get even better.

  • Compatible with mechanical (25″ shaft) or digital controls, including new Helm Master® EX
  • Recommended fuel: 87 Octane
  • Shaft lengths available: 25”, 30”, and 35″ (30″ and 35″ on F250 DEC only)
  • Alternator output: Up to 70 amp

 

Spec. Sheet

Engine Type V6
Displacement 4.2L
Bore x Stroke 96 x 96mm (3.78 x 3.78in)
Prop Shaft Horsepower 250hp at 5500 rpm
Full Throttle RPM Range 5000 ~ 6000 rpm
Alternator Output at W.O.T. 50 – 70 Amp
Compression Ratio 10.3:1
Fuel Induction System EFI
Weight † 250 kg (551 lbs) / 254 kg (562 lbs) / 265 kg (588 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)
Exhaust Through Propeller
Intake 24
Ignition TCI Microcomputer
Spark Plug LFR6A-11
Alternator Output 50 – 70 Amp
Starting System Electric
Lubrication Wet Sump
Engine Oil Capacity 6.3L/6.0L w/with filter
Recommended Cooling Thermostatic Control
Ethanol Blend Limit 10% Maximum
Gear Ratio 1.75:1
Gear Shift Forward, Neutral, Reverse
Shaft Length 25″ – 30″ – 35″ (F250 DEC Only)
Degree of Tilt DES: 69°, Mechanical 70°
Degree of Trim -3° through +16°
Dry Weight with built-in DES 25″ shaft 277 kg (611 lbs), 30″ shaft 283 kg (624 lbs), 35″ shaft 288 kg (635 lbs)
Dry Weight without built-in DES 25″ shaft 255 kg (562 lbs), 30″ shaft 261 kg (575 lbs), 35″ shaft 265 kg (588 lbs)
Dry Weight with Mechanical Controls 25″ shaft 255 kg (562 lbs)
Mounting Centers 28.5″
Steering Integrated, Electric Actuation
Steering Angle (maximum) 32° from center, either direction
Warranty Limited 3-Year Pleasure, 3-Year Government, 1-Year Commercial