2020 Mercury Marine® Engines Outboard-Motors 175-400-HP FourStroke-175-300hp FourStroke 300

2020 Mercury Marine® FourStroke 300 Base

2020 Mercury Marine® FourStroke 300 Base

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  • Year 2020
  • Make Mercury Marine®
  • Model FourStroke 300
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Product Details Specifications Photos
2020 Mercury Marine® FourStroke 300 Base

2020 Mercury Marine® FourStroke 300 Base

  • Year 2020
  • Manufacturer Mercury Marine®
  • Model Name FourStroke 300
  • Trim Name Base
  • Generic Type (Primary) Four Stroke
  • Engine Type V8
  • Engine Power 300 hp (224 kW)
  • Displacement 279 CID (4.6 L)
  • Bore 3.6" (92 mm)
  • Stroke 3.4" (86 mm)
  • Throttle Full RPM:5200-6000
  • Oil Type Recommended: NMMA Certified FCW SAE 10W-30
  • Cylinder Liners V-8 [64 degree] with Dual Overhead Cam [DOHC] and 32-valves
  • Steering Hydraulic (standard)
  • Gear Ratio (Primary) 1.75:1
  • Ignition SmartCraft PCM 112 Digital Inductive
  • Cooling System Water-cooled with thermostat
  • Gear Shifter F-N-R
  • Exhaust Through prop
  • Lubrication system: Integrated wet sump

2020 Mercury Marine® FourStroke 300

FourStroke – Excellence without compromise

Elevate your experience on the water with Mercury FourStroke outboards. Designed to deliver unsurpassed power and performance in an efficient, reliable package that’s built to please, the new FourStroke V8 and V6 outboards are the smallest and lightest in their class. They’re engineered to go the distance on a wide variety of boats, and to make every adventure all it should be.

ENGINE DETAILS

These robust motors deliver Mercury’s best-ever FourStroke hole shot, top speed and fuel efficiency. Great for aluminum fishing, deck, inflatable rigid hull, inshore fishing, offshore fishing and runabouts and tritoons.

Engine

Engine Type V8
Engine Power 300 hp (224 kW)
Displacement 279 CID (4.6 L)
Bore 3.6" (92 mm)
Stroke 3.4" (86 mm)
Throttle Full RPM:5200-6000
Oil Type Recommended: NMMA Certified FCW SAE 10W-30
Cylinder Liners V-8 [64 degree] with Dual Overhead Cam [DOHC] and 32-valves
Steering Hydraulic (standard)
Gear Ratio (Primary) 1.75:1
Ignition SmartCraft PCM 112 Digital Inductive
Cooling System Water-cooled with thermostat
Gear Shifter F-N-R
Exhaust Through prop
Lubrication system: Integrated wet sump

Electric

Alternator 85-amp (1071 Watt) with Idle Charge
Starter Electric Start with SmartStart Protection

Fuel System

Fuel System Induction: Electronic Fuel Injection (EFI) Computer Controlled with Advanced Range Optimization
Fuel Type Recommended: Unleaded Regular 87 Octane Minimum (R+M/2) or 90 RON 10% Ethanol Maximum

Lights and Safety

Security System Engine protection operator warning: SmartCraft Engine Guardian

Dimensions

Length Shaft: 20" (508 mm) | 25" (635 mm)
Dimensions Maximum Trim Range: 20° (-6° to 14°) | Maximum Tilt Range: 73° (-6° to 67°)

Capacities

Oil capacity 7.0 Quarts (6.6 Liters)

Weights

Dry Weight 527 lbs (239 kgs)

Features

Features MidSection: Conventional MidSection | Compatible with SmartCraft digital technology: Yes | Controls: Remote Mechanical or Digital Throttle & Shift (DTS) | CARB star rating: 3 | Trim system: Power trim and tilt | Counter Rotation: Available
Airflow Performance-Tuned Long-Runner Intake Manifold

Color

Colors Cold Fusion White, Pearl Fusion White, Phantom Black, Warm Fusion White

Product Photography