Mercury Racing R300 (V8 R)

Price range: €38,543.00 through €40,205.00

Mercury Racing 300R is a high-performance V8 outboard engineered for extreme acceleration, precise handling and uncompromising reliability. Built on advanced R-Series four-stroke technology, the 300R delivers race-proven power for high-performance sport boats, bass boats and offshore-inspired applications.

  • 4.6L naturally aspirated V8 racing engine
  • 15-inch Heavy Duty Conventional MidSection (HD CMS)
  • TorqueMaster or Sport Master gearcase options
  • Digital or mechanical throttle & shift

Technical data

Engine Mercury Racing 300R
Horsepower 300 HP / 224 kW
WOT RPM 5800 – 6400
Engine Type V8 (32-valve DOHC), naturally aspirated, four-stroke
Displacement 4.6 L / 279 CID
Induction System Custom Racing Short-Runner Intake Manifold
Fuel Requirement Unleaded 87 Octane (R+M/2) or 90 RON
Oil Requirement MRX 10W-30 or Mercury 10W-30 Full Synthetic
Charging Output 115 A / 1449 W (AMS) or 85 A / 1071 W (CMS)
Throttle & Shift Digital (DTS) or Mechanical
Midsection Heavy Duty Short MidSection with solid mounts and remote trim pump
Gearcase TorqueMaster or Sport Master
Gear Ratio TorqueMaster 1.75 / Sport Master 1.60 or 1.75
Dry Weight 545 lbs / 247 kg
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