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It’s the V-8 engine you really wanted when you bought the boat. It’s never too late to upgrade from a carburetor or from a 5.0L to a 350 MPI!

• 3-Year limited factory warranty
• Internal upgrades: Black-X Valve Tech, screw in studs, thick wall casting, hardened valve seats
• CARB & EPA compliant – requires old engine return for repower


  • Horsepower: 300
  • Engine type: All new iron block with Quicksilver iron heads using screw in rocker studs, Black-X-valves and hardened valve seats
  • Displacement (CID/CC): 350
  • Displacement (L): 5.7
  • Cylinder Configuration: V-8
  • Bore and stroke: 4.0" x 3.48" / 102 mm x 88 mm
  • Full throttle RPM: 4800 - 5200
  • Alternator amp / Watt: 65 AMP / 917 Watt
  • Dimensions (L x W x H) (Inboard Motors): 32 x 30 x 22" / 814 x 740 x 559 mm
  • Dry weight: 932 lbs
  • Compression Ratio: 9.4:1
  • Rocker Arm Ratio: 1.5:1 Stamped Steel 
  • Air induction: Performance-Tuned Scroll Intake Manifold
  • Engine protection operator warning system: Oil Pressure, Cooian Temperature, Drive Lube, Water Pressure
  • Fuel induction system: Marine intake with iron base and 2-piece long runner intake with 75mm Throttle Body Unit • Engine control system: ECM 555 with SmartCraft CAN Capability
  • Ignition: Crank Fired high Voltage Switch w/Knock Control & Iridium Spark Plugs
  • Fuel system: MPI system with Gen2 Cool Fuel
  • Lubrication system: High Flow Oil Pump
  • Cooling system: Thermostatically Controlled Raw Water - 160F
  • Exhaust system: Iron Manifold with Dry-Joint Exhaust Elbow
  • Accessory drive system (Inboard Motors): Serpentine Belt
  • Water drain system (Inboard Motors): Multi Port Drain - Hand Removable Blue Drain Plugs

350 MPI Bravo 300HP

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