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) |
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) |
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) |
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 |
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 |
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 |
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 |