Mercury 300 HP SEAPRO V8 AMS


Mercury 300 HP SEAPRO V8 AMS

Mercury 300 HP SEAPRO V8 AMS, 4-Stroke, Short Shaft/Long Shaft.

Price POA

The all new SeaPro 300 HP V-8 Verado outboard brings more of everything to the job MORE DISPLACEMENT, MORE POWER, MORE EFFICIENCY and MORE DURABILITY.-

  • Available with Joystick PilotingElectro-hydraulic Power Steering, & Mercury’s Advanced Mid-Section (AMS).
  • The Advanced Mid-Section virtually eliminates vibration from being transmitted to the boat, while Joystick Piloting provides maximum control and maneuverability
  • Ample torque from class-leading 4.6L Large Displacement V-8 powerhead.
  • Quicker acceleration from performance inspired, quad cam design and Transient Spark technology.
  • Range-maximizing fuel efficiency from Advanced Range Optimization ARO and closed-loop fuel control.
  • Mercury-engineered Digital Controls and Electro-Hydraulic Power Steering for smooth operation.
  • Enhanced driving experience through Adaptive Speed Control.
HP/kW @ Prop
Cylinders / Configuration
V8 [64 degree] with 32-valve Dual Overhead Cam [DOHC]
Displacement (CID/Liters)
Bore x Stroke (mm/in)
3.6 x 3.4 / 92 x 86
Induction System
Performance-Tuned Long-Runner Intake Manifold
SmartCraft PCM 112 Digital Inductive
Fuel System
Electronic Fuel Injection [EFI] with ARO
Alternator Amp/Watt
115 amp / 1449 watt belt-driven [Idle Charge]
Midsection Design
Advanced Mid-Section (AMS)
SmartCraft Electric [turn-key] with SmartStart Protection
Gearcase / Ratio
544″ 1.75:1 [RH/LH] with SeaPro Drain
Gear Shift
Electronically-Actuated Shifting
Digital Throttle and Shift [DTS]
Mercury Power Steering Big Tiller Handle Kit [Optional]
Mounting Centers
Minimum 26-inch (660 mm) Centers
Engine Protection System
SmartCraft Engine Guardian
Recommended Oil
NMMA Certified FCW SAE 25W-40
Oil Capacity
7.0 qts / 6.6 L
Fuel Requirements
Unleaded Regular 87 Octane Minimum [R+M/2] Or 91 RON 10% Ethanol Maximum
Dry Weight (lbs/kg)
600/234 *lightest model available.
Trim Range
20 degree (-6 to 14 degrees)
Tilt Range
20 degree (-6 to 14 degrees)
Shaft Length inches (mm)
20 (508) 25 (635) 30 (762)
Operator Warning System
SmartCraft Engine Guardian
Phantom Black