MERCRUISER 5.7 MPI - 300 HP

Product Specification Listing: MERCRUISER 5.7 MPI - 300 HP Marine Engine

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Engine Model:
MERCRUISER 5.7 MPI

Horsepower:
300 HP (224 kW)

Type:
Marine Engine

Engine Configuration:

• Configuration: V8
• Displacement: 5.7 liters / 350 cubic inches
• Bore & Stroke: 4.00 x 3.48 in (101.6 x 88.4 mm)
• Compression Ratio: 9.4:1

Fuel System:

• Fuel Type: Gasoline
• Fuel Delivery: Multi-Port Fuel Injection (MPI)
• Fuel Tank Capacity: Varies based on the boat configuration

Induction System:

• Induction Type: Naturally Aspirated
• Throttle Body: MCM Single Throttle Body

Lubrication System:

• Lubrication: Wet Sump
• Oil Capacity: Approximately 5.5 quarts (5.2 liters)

Cooling System:

• Cooling Type: Closed cooling system with a heat exchanger
• Coolant Capacity: Dependent on specific installation, generally between 10-12 quarts (9.5-11.4 liters)

Ignition System:

• Ignition Type: ECM 555 Digital Ignition with Knock Control
• Firing Order: 1-8-4-3-6-5-7-2

Electrical System:

• Alternator Output: 65 ampere, 12 V
• Battery Requirement: 12-volt marine battery with a minimum of 800 CCA (Cold Cranking Amps)

Exhaust System:

• Exhaust Type: Through transom exhaust

Dimension and Weight:

• Length: 32 inches (812.8 mm)
• Width: 30 inches (762 mm)
• Height: 21 inches (533.4 mm)
• Dry Weight: 952 lbs (432 kg)

Performance:

• Max RPM: 4600-5000
• Top Speed: Dependent on vessel configuration and load

Accessories and Components:

• Standard Alternator: 65-amp, high-output alternator
• Standard Starter: MCM Starter
• Optional Accessories: Power steering, closed cooling kit, and high-output alternator upgrade

Warranty:

• Limited Warranty: 2 years for recreational usage

Compliance:

• Certifications: Meets EPA and CARB emission standards

Applications:

• Suitable For: Sport boats, cruisers, pontoon boats, water-skiing, and similar recreational marine activities

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Remarks: The MERCRUISER 5.7 MPI - 300 HP engine is renowned for its reliable performance, easy maintenance, and robust power output, making it an ideal choice for a variety of boating needs. Always refer to your boat's owner's manual and a qualified marine technician for installation and maintenance guidance.

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