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Suzuki DF25A Outboard Engine Lean Burn

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Enquire About this Product Suzuki DF25A Outboard Engine Lean Burn

Suzuki engineers have packed the new in-line three-cylinder Suzuki DF25A with some of the finest technologies giving it class-leading advantages that put it ahead of the rest.

Engineering lightweight outboards has long been a Suzuki hallmark so in keeping with that, the DF25A is the lightest outboard in the 25hp class. It is the first in class to feature friction reducing roller rocker arms and to utilise an offset crankshaft to achieve smoother operation and greater mechanical efficiency.

Fuel is supplied with Suzuki's Lean Burn Control system and a Battery-Less Fuel Injection system that gives these outboards remarkable improvements in fuel efficiency while maintaining excellent power and performance.

An LED monitoring system also provides engine operating status at a glance.

Key features:

  • Lightest in the 25hp four-stroke outboard class.
  • Lean Burn Control and Battery-Less Fuel Injection deliver class-leading fuel-efficiency.
  • First in class with Roller Rocker Arms that provide smoother action and reduce friction.
  • Offset Crankshaft offers smoother piston movement for greater operating efficiency.
  • Direct Air Intake and Ventilation supplies engine with a cooler airflow for greater efficiency.
  • Engine Monitoring LED Indicators keep you informed of operating conditions.

Product Specifications



Item Colour



Dimensions and weights
Recommended transom height: Short Shaft 381mm (15in) Long Shaft 508mm (20in)
Weight: 63.0Kg
Bore x Stroke: 60.4 x 57.0mm
Propeller Selection (pitch): 10 1/4 x 9 - 14
Engine specifications
Starting System: Manual
Engine Type: OHC 6-Valve
Fuel Delivery System: Battery-less Electronic Fuel Injection
No. of Cylinders: In-line 3
Piston Displacement cm3: 490cc
Maximum Output: 18.4kW
Full Throttle Operating Range: 5,000 - 6,000
Steering: Tiller
Oil Pan Capacity: 1.5Lit.
Ignition System: Digital CDI
Alternator: 14A
Engine Mounting: Shear Mount
Trim Method: Manual Trim & Tilt
Gear Ratio: 2.09:1
Gear Shift: F-N-R
Exhaust: Through-prop Hub Exhaust

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