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Mercury MerCruiser 350 MAG MPI Horizon (300-hp) main video
It’s amazing how much performance you can pack into a small-block V-8. The 350 Mag MPI Horizon is the perfect example. All the maintenance-saving technology of a Horizon engine, all the craftsmanship of Mercury MerCruiser and something you wouldn’t expect from a small-block V-8—300 horsepower.

Key Features

• 3-year extended maintenance interval (except for periodic fluid-level checks and seasonal oil and filter changes).
• 3 years of factory-backed product protection–standard (includes standard 1-year warranty plus 2 years of extended Mercury Product Protection through t
• 3-year warranty against corrosion failure.
• Closed-cooling with 5-year coolant.
• Exclusive quick oil drain system that eliminates the need for a pump, simplifying routine maintenance.
• Ceramic-coated exhaust elbows and manifolds for outstanding corrosion resistance.
• Multipoint manual water drain system, which makes winterizing easy.
• Compact hydraulic steering available for pontoon applications, which is offered as a factory-installed option on the Alpha drive packages.
• Compact hydraulic steering available for pontoon applications, which is offered as a factory-installed option on the Alpha drive packages.

Mercury MerCruiser 350 MAG MPI Horizon (300-hp) (Inboard) Specifications

Fuel Type	Gasoline
Horsepower	300-hp
Warranty	3 Years
Displacement (cu/cc)	350.00 cu / 5,735.47 cc
Number of Cylinders	3 Cylinders
Configuration	V8
Fuel Delivery	Fuel Injected
Cooling System	Raw Water
Weight (lbs/kg)	1,044.00 lbs / 473.55 kg
Charging System	65 A
Length/width/height	32 in / 30 in / 22 in
Full Throttle RPM	5200