The muscular new shape and dynamic look of the XF425 XTO immediately communicate its incredible industry-first concepts and technologies waiting to be unleashed.

The first direct injection 4-stroke. The first with integral electronic steering, linking seamlessly to Yamaha's Helm Master® system. The first to achieve a new level of reverse thrust, torque, and speed. It's a genuine performance revolution for larger boats and an incredible story. Achieve the ultimate. Discover Extreme.

Specifications:

Engine type 4-stroke
Displacement (cm³) 5559
Configuration 60 ° – V8, 32-valve, DOHC s VCT-om
Bore x stroke 96,0 x 96,0
Prop shaft output at mid range (kW/rpm) 316.9 / 5500
Full Throttle Operating Range (rpm) 5000 – 6000
Lubrication system Direct Fuel Injection
Ignition TCI
Starter system Electric
Gear ratio 1.79 (25:14)
Transom height (mm) X: 640 U: 767 E: 894
Weight with propeller (kg) X:442 U:453 E:453
Oil tank capacity (l) 7.8
Control Drive By Wire Remote Control
Alternator 12 V- 90 A with rectifier/regulator
Full tilt up angle (°) 77
Propeller Propeler
Counter Rotation Model Available for X, U and E
Digital Network Gauge II (CL7) Option
SDS (Shift Dampener System) Option
Remark The kW data in this sheet is based on the ICOMIA 28 standard, measured at the prop shaft

At a glance

  • Extreme Power - 5.6l • 32-v • 60º V8 • DOHC • VCT
  • Efficiency - first-ever Direct Injection 4-stroke
  • Precision - built-in electric steer-by-wire system
  • Ultimate control - unique all-electronic systems
  • 300% more reverse thrust from new exhaust system
  • Reliability - tough custom-engineered crankshaft
  • Dependability - new heavy duty gear system
  • New sleek lower unit design with massive gearcase
  • Dual chamber oil pump to handle extreme demands
  • Ultra-convenient in-water gear oil change facility
  • High Output charging - for more output at low rpm
  • Ideal for heavy boats and RIBs - XTO OS propellers

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Other High Power range outboard engines by Yamaha

225hp V6 (2022)
Control Drive By Wire (DBW - F200G) Engine type 4-tact, DOHC Displacement (cm³) 4169 No. of cylinders 60 degrees B6
Bore x stroke 96,0 mm x 96,0 mm Prop shaft output at mid range (kW/rpm) 165,5 kW (225 KS) Full Throttle Operating Range (rpm) 5000 – 6000 o/min Lubrication system Wet crankcase
Fuel Induction System EFI Ignition TCI Starter system Electric Gear ratio 1.75 (21/12)
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250hp V6 (2022)
Control Digital electronic "Drive By Wire" remote control (DBW) Engine type 4-tact, DOHC Displacement (cm³) 4169 No. of cylinders 60 degrees V6
Bore x stroke 96,0 mm x 96,0 mm Prop shaft output at mid range (kW/rpm) 183,8 kW (250 KS) pri 5500 o/min Full Throttle Operating Range (rpm) 5000 – 6000 o/min Lubrication system Wet crank
Fuel Induction System EFI Ignition TCI Starter system Electric Gear ratio 1.75 (21/12)
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300hp V6 (2022)
Control Digital electronic "Drive By Wire" remote control (DBW) Engine type 4-tact, DOHC Displacement (cm³) 4169 Configuration 60 degress V6
Bore x stroke 96,0 mm x 96,0 mm Prop shaft output at mid range (kW/rpm) 220.6 kW (300 hp) at 5500 rpm Full Throttle Operating Range (rpm) 5000 – 6000 o/min Lubrication system Wet crankcase
Fuel Induction System EFI Ignition TCI Starter system Electric Gear ratio 1.75 (21/12)
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F225F
Engine type 4-stroke Displacement (cm³) 4169 Configuration V6 (60°), 24-valve, DOHC with VCT Bore x stroke 96.0 x 96.0
Prop shaft output at mid range (kW/rpm) 165.5 / 5.500 Full Throttle Operating Range (rpm) 5000 - 6000 Lubrication system Wet sump Fuel Induction System EFl
Ignition TCI Starter system Electric with prime start™ Gear ratio 1.75 (21/12) Transom height (mm) X643 U:770
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F250D
Engine type 4-stroke Displacement (cm³) 4169 Configuration V6 (60°), 24-valve, DOHC with VCT Bore x stroke 96.0 x 96.0
Prop shaft output at mid range (kW/rpm) 183.8 / 5.500 Full Throttle Operating Range (rpm) 5000 - 6000 Lubrication system Wet sump Fuel Induction System EFl
Ignition TCI Starter system Electric with prime start™ Gear ratio 1.75 (21:12) Transom height (mm) X:643 U:770
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F300B
Engine type 4-stroke Displacement (cm³) 4169 Configuration V6 (60°), 24-valve, DOHC with VCT Bore x stroke 96.0 x 96.0
Prop shaft output at mid range (kW/rpm) 220.6 / 5500 Full Throttle Operating Range (rpm) 5000 - 6000 Lubrication system Wet sump Fuel Induction System EFl
Ignition TCI Starter system Electric with prime start™ Gear ratio 1.75 (21/12) Transom height (mm) X:643 U:770
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XF375
Engine type 4-stroke Displacement (cm³) 5559 Configuration 60°-V8, 32-valve, DOHC with VCT Bore x stroke 96.0 x 96.0
Prop shaft output at mid range (kW/rpm) 279.6 / 5500 Full Throttle Operating Range (rpm) 5000 - 6000 Lubrication system Direct Fuel Injection Ignition TCI
Starter system Electric Gear ratio 1.79 (25:14) Transom height (mm) X: 640 U:767 E:894 Weight with propeller (kg) X:442 , U:453 , E:453
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