Specifications

  • Manufacturer: Mercury
  • Model: 300R
  • Type: Racing
    • Full Throttle Rpm: 5800-6400
    • Rated Hp: 300
    • Cylinders: V8
    • Displacement: 4.6 L
    • Shaft Length: 20, 25, or 30
    • Trim System: Standard or Heavy Duty
    • Mid Section: Standard, Heavy Duty or Racing AMS
    • Skeg: Camber or Straight
    • Warranty: 3-Year²
    • Bore & Stroke: 3.6 x 3.4 IN/92 x 86 MM
    • Induction System: Custom Racing Short-Runner Intake Manifold
    • Fuel Requirement: Unleaded Regular 87 Octane Minimum (R+M/2) Or 91 RON 10% Ethanol Maximum
    • Fuel System: Electronic Fuel Injection (EFI) Computer Controlled With Advanced Range Optimization
    • Ignition System: Digital Inductive
    • Charging: 115 (AMS) / 85 (CMS)
    • Idle Charge: Yes
    • Starting: Electric Start With SmartStart Protection
    • Oil Requirement: NMMA Certified FCW SAE 10W-30
    • Jpo Option: N (CMS), Optional (AMS)
    • Throttle & Shift Controls: DTS (AMS), DTS or Mechanical (CMS)
    • Gearcase: Torque Master, Sport Master or 5.44 HD
    • Gear Ratio: 1.85 (AMS), 1.75:1 (CMS) or 1.60:1 (CMS, AMS)
    • Dry Weight: 512 LBS
    • Carb Star Rating: 3
    • Minimum Centerline Mounting Distance (In): 26
    • Steering: Electro-Hydraulic Power Steering
    • Tie Bar Option: Integrated (AMS), Bracket (CMS)
    • Idle Rpm: 600
    • Mounts: Hard Rubber or Solid
    • Engine Type: V-8 NA 4S
    • Lubrication System: Integrated Wet Sump
    • Gear Shift: F-N-R
    • Engine Management System: SmartCraft PCM 112
    • Engine Protection System: SmartCraft Engine Guardian
    • Exhaust System: Selectable
    • Oil Capacity: 6.6L
    • Steering Angle: '+ / - 30°