2021 Mercury Marine® FourStroke 4 Base
- Year 2021
- Make Mercury Marine®
- Model FourStroke 4
2021 Mercury Marine® FourStroke 4 Base
2021 Mercury Marine® FourStroke 4
Output far beyond its sizePut amazing power in the palm of your hand. These compact outboard motors take you to the fun, the fish, or whatever floats your boat – quickly and reliably. Enjoy quick acceleration to go with exhilarating speed. Easy to install and operate, with reliable starting, low vibration, and instant throttle response. It's worry-free boating at its best.
This lightweight motor features through-prop exhaust for extra-quiet operation. Great for aluminum tiller, inflatable soft hull, jon, utility, and sail boats.
Engine
Engine Type
1 cylinder
Engine Power
4 hp (2.9 kW)
Displacement
7.5 CID (123 CC)
Bore
2.32" (59 mm)
Stroke
1.77" (45 mm)
Throttle
Full RPM:4500-5500
Oil Type
Recommended: Mercury FourStroke Oil 10W-30
Steering
Tiller
Gear Ratio (Primary)
2.15:1
Ignition
CDI w/electronic spark advance
Induction
2-valve pushrod (overhead valve)
Cooling System
Water-cooled with thermostat
Gear Shifter
F-N-R
Exhaust
Through prop
Electric
Starter
Manual
Fuel System
Fuel System
Carbureted
Fuel Type
Recommended: 87 octane / up to 10% ethanol
Lights and Safety
Security System
Engine protection operator warning: Low oil pressure | Over-rev
Dimensions
Length
Shaft: 15" (381 mm) | 20" (508 mm)
Dimensions
Shallow water trim range: 16 degrees
Capacities
Fuel Capacity
Integrated tank: 0.3 gal (1.1 L)
Weights
Dry Weight
57 lbs (26 kg)
Features
Features
CARB star rating: 3 | Trim positions: 6 | Shallow water drive: Yes
Color
Colors
Phantom Black