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350 MAG MPI (300-hp)

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350 MAG MPI (300-hp) 350 MAG MPI (300-hp)
Big-time performance in a small-block V-8. That's what you get with the 350 MAG MPI. You'll enjoy outstanding top-end throttle response, easy starts and excellent day-to-day operation, compliments of the MEFI 3 Electronic Control Module with multiport fuel injection.

Fast Facts
Propshaft HP 300-hp
Configuration V-8
Displacement 5.7L /350 CID
Bore & Stroke 4.0" x 3.48"
Fuel System Multi-Point Electronic Fuel Injection
Base Engine Weight 946 lbs.
Length/Width/Height 32x30x22 in.
Max RPM@WOT 4800 - 5200 RPM
Warranty 3 years

Key Features

  • Multiport injection system that provides dependable turnkey starts, optimized fuel/air distribution, digital electronic spark advance, and exceptional throttle response for unmatched performance.
  • Exclusive quick oil drain system that eliminates the need for a pump, simplifying routine maintenance.
  • Ceramic- and EDP-coated exhaust elbows for outstanding corrosion resistance.
  • Multipoint manual water drain system, which makes winterizing easy.
  • Exclusive remote oil filter located atop the engine, simplifying routine maintenance.
  • 70-amp alternator to handle the demands of today’s state-of-the-art electronic components.
  • Water-separating fuel filter that prevents water from entering the fuel system.
  • Compact hydraulic steering available for pontoon applications, which is offered as a factory-installed option on the Alpha drive packages.
  • Exclusive audio alarm system that warns you of low oil pressure, high water temperature and excessive transmission temperature.
MerCruiser 350 MAG MPI (300-hp)
Base Price N/A Max RPM@WOT 4800 - 5200 RPM
Propshaft HP 300-hp Alternator Output Rating 65 amp / 917 Watt Alternator
Dry Weight 946 lbs. Fuel Type Gasoline
Length/Width/Height(in) 32x30x22 in. Fuel System Multi-Point Electronic Fuel Injection
Displacement (liters/cu.in) 5.7L /350 CID Ignition System Crank-fired High Voltage Switch w/Knock Control
Cylinders/Configuration V-8 Cooling System Thermostatically Controlled, Raw Water
Bore & Stroke 4.0" x 3.48" Exhaust System Iron Manifold w/ Ceramic Coated Dry-Joint Exhaust
Shaft Length Electronic Engine Display
Aspiration    
Engine Image

MerCruiser 350 MAG MPI (300-hp)

Our latest V8 Bravo Multiport Injection (MPI) sterndrive models are now available with optional Digital Throttle and Shift (DTS). DTS eliminates all helm maintenance and provides silky-smooth shifts f