Mercury F4 M FourStroke

Easy Pull Starts
A standard automatic cylinder decompression system greatly reduces pull force for effortless starting – so any member of the family can easily get the engine going.

Lightweight Champion
At only 55 pounds, the 6hp model is the lightest engine in its class. The compact, lightweight design makes it truly an outboard on the go.

Exclusive Through-Prop Exhaust
No other 6hp fourstroke on the market offers through-hub exhaust, for quiet and pleasant operation.

Integral Fuel Tank
All models come standard with a 0.3 US gallon / 1L capacity integral fuel tank.

HP/Kw @ Prop 4 / 2.9
Full throttle RPM 4500-5500
Cylinder Configuration 1
Displacement (CID / CC) 7.5 / 123
Bore and Stroke (in / mm) 2.32 x 1.77in, 59 x 45mm
Fuel Induction System 2-valve pushrod (overhead valve)
Ignition CDI w/electronic spark advance
Fuel System Carbureted
Alternator Amp 4 lighting / 2 charging amp / 50 lighting / 25 charging watt (Optional)
Cooling System Water-cooled with thermostat
Starting Manual
Gearcase Ratio 2.15:1
Gear Shift F-N-R
Steering Tiller
Trim Positions 6
Exhaust System Though prop
Shallow water drive Yes
Shallow water trim range (degrees) 16
Recommended Oil Mercury 4-Stroke Outboard Oil
Recommended Fuel 87 octane/up to 10% ethanol
Integral fuel tank (gal / L) 0.3 / 1.0
Optional fuel tank (gal / L) 3.2 / 12
Engine Protection Operator Warning System Low oil pressure
Over-rev
Shaft Length 15 in (381mm), 20 in (508 mm)
Dry Weight * Lightest model available 57lbs / 26kg
CARB Star Rating 3