2023 Mercury FourStroke 4 HP 123cc 1 Cyl. 20" Shaft

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Key Features

Availability Brochure
Year2023
MakeMercury
ModelFourStroke 4 HP 123cc 1 Cyl. 20" Shaft

Product Features

Description

Output far beyond its size



Put 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.

Key Features
  • Fourstroke Technology And Mercury: Always moving forward. With boater-driven innovations and technologies. Like the world's first multi-function tiller handle. And a total commitment to corrosion protection, utilizing hard-coat anodizing and a superior multi-step paint process. Mercury FourStroke engines have consistently set the bar for clean, quiet performance and low fuel consumption. Plus, no one has more models to fit your needs.
Specifications
  • HP: 4 HP (2.9 kW)
  • Engine type: 1 cylinder
  • Displacement: 7.5 CID (123 cc)
  • Full throttle RPM: 4500-5500
  • Fuel induction system: 2-valve pushrod (Overhead Valve)
  • Recommended fuel: 87 octane / up to 10% ethanol
  • Recommended oil: Mercury FourStroke Oil 10W-30
  • Engine protection operator warning system: Low oil pressure; Over-rev
  • Starting: Manual
  • Steering: Tiller
  • Shaft length: 20" (508 mm)
  • Gearcase ratio: 2.15:1
  • Dry weight *Lightest model available: 57 lbs (26 kg)
  • CARB star rating: 3
  • Bore and stroke: 2.32 x 1.77" (59 x 45 mm)
  • Ignition: CDI w/electronic spark advance
  • Fuel system: Carbureted
  • Cooling system: Water-cooled with thermostat
  • Gear shift: F-N-R
  • Gearcase options: Standard
  • Trim positions: 6
  • Exhaust system: Through prop
  • Shallow water drive: Yes
  • Shallow water trim range: 16 deg.
  • Integrated fuel tank: 0.3 gal. (1.1 L)
  • Remote fuel tank: 3.2 gal. (12 L)
  • Color: Phantom Black

Engine

Engine Type 1 cylinder
Bore x Stroke 2.32 x 1.77 in. (59 x 45 mm)
Displacement 7.5 cu. in. (123 cc)
Starting Manual

Dimensions

Shaft Length 20 in. (508 mm)
Weight 57 lb. (26 kg)

General

Trim Method Manual, 6 positions
Propshaft Horsepower 4 HP (2.9 kW)
Full Throttle Operating Range 4500-5500 RPM
Gear Ratio / Shift 2.15:1
Fuel Induction 2-valve pushrod (Overhead Valve), Carbureted
Cooling Water-cooled with thermostat
Steering Tiller

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