Mercury Outboards   
4 hp   

2.5 - 5 hp

• 2.5 hp
• 3.3 hp
• 4 hp
• 5 hp

4 hp

• Propshaft Horsepower: 4-hp (3 kW)
• Max RPM (W.O.T.): 4500-5500
• Cylinders/Configuration: 1
• Displacement: 6.2 cu.in. (102cc)
• Bore & Stroke: 2.16 in. x 1.69 in. (55mm x 43mm)
• Fuel Induction System: Loop Charged
• Exhaust System: Through prop
• Lubrication System: Pre-mix 50:1
• Cooling System: Water cooled
• Ignition System: Capacitor Discharge
• Starting System: Manual
• Alternator: Optional 4 amp (50 watt)
• Gear Ratio: 2.15:1
• Gear Shift: F-N-R
• Steering: Tiller (360 degree steering)
• Trim positions: 6
• Shallow-Water Drive: Standard
• Shaft Length: 15 in. (381mm) / 20 in. (508mm)
• Integral Fuel Tank: 2.6 qts. (2.5 L)
• Weight-Dry: 43.3 lbs. (20 kg)
• Standard propeller: Aluminum 3 x 8 3/8"x 7"
• Propeller Options: Black Max, Black Max High Thrust