Gas - Carbureted
Gas - Fuel Injected
Diesel
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 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 MerCruiser® and something you wouldn’t
expect from a small-block V-8?300 horsepower.
Small-Block V-8 - 350 MAG MPI Horizon
350 MAG MPI Horizon Specifications
- Propshaft Horsepower: 300 (224 kW)
- Displacement (Liter/CID): 5.7/350
- Cylinders: V-8
- Bore & Stroke (in/mm): 4.00 x 3.48/101 x 88
- Compression Ratio: 9.4:1
- Fuel System: MPI
- Full Throttle RPM Range: 4400-4800
- Ignition Type: Digital
- Alternator: 70/988
- Length (in/cm): 45/115
- Width (in/cm): 30/77
- Height (in/cm): 22/56
- Weight (lbs/kg): 940/427
Transmission Ratios
- Gear Ratio - Velvet Drive 71C: 1.0
- Gear Ratio - Velvet Drive 72C: 1.0
- Gear Ratio - Velvet Drive 5000A: 1.5, 2.0, 2.5, 2.8
- Gear Ratio - Velvet Drive 5000V: 1.5, 2.0, 2.5
Standard Features
- Audio warning system
- 90 mm throttle body
- Platinum-tipped spark plugs
- Closed-cooling
- Ceramic- and EDP-coated exhaust elbows
- Drive lube monitor
- Constant-tension hose clamps
- High-temperature spark plug wires
- Water-cooled fuel system
- Freshwater flush device (inboard)
- Quick-drain oil system
Optional Features
- Compact hydraulic steering system for pontoon applications
Boating Benefits
- 3-year extended maintenance interval (except for periodic
fluid-level checks and seasonal oil and filter changes).
- 3 years of factory-backed product protection (includes
standard 1-year warranty plus 2 years of extended Mercury
Product Protection).
- Closed-cooling with 5-year coolant.
- Ceramic-coated exhaust elbows and manifolds for outstanding
corrosion resistance.
- Multipoint manual water drain system, which makes winterizing
easy.
- Exclusive remote oil filter located atop the engine that
simplifies routine maintenance.
- Exclusive Mercury® MerCruiser service dealer network.
 
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MerCruiser
Inboards 