• MerCruiser MPI engines with SmartCraft™ feature the most sophisticated boat/engine data-management system available. This system monitors up to 64 internal and external functions and continuously adjusts the engine operations for optimum performance.
• The 555 control module enables boat manufacturers to offer state-of-the-art digital information displays like the Mercury-exclusive SC5000 System View, a small computer screen that allows the driver to easily monitor and verify real-time engine and boat data.
• Multiport injection system provides dependable turn-key starts, optimized fuel/air distribution, digital electronic spark advance, idle speed control, and automatic adjustment for atmospheric and elevation changes for reliable performance.
• Engine Guardian™ pro-actively monitors and protects your engine from the damaging effects of low oil pressure, high engine temperature, engine over-speed, or low cooling water pressure.
• The Engine Guardian system not only detects and alerts you of an engine problem, it automatically reduces power to a safe level that allows you to continue operating.
• Dry-joint exhaust system eliminates a potential leak path, reduces a build-up of condensation and decreases the threat of water ingestion for longer engine life.
• MerCruiser-exclusive air-actuated single-point water drain system allows the operator to drain water from the engine from one, easy-to-reach location for convenience.
• Forged-steel crankshaft and special profile roller camshaft for more power and longer life.
• Long-stroke 377CID/6.2L engine customized by MerCruiser for high torque and more horsepower.
• Freshwater flushing system reduces maintenance time since a garden hose attaches to a special top-mounted fitting.
• Remote-mounted oil filter places the oil filter within easy reach for simple, clean oil changes. along with the easy oil drain system, MerCruiser MPI engines bring simplified maintenance to a new level.
• 3-year/300-hour maintenance interval for most scheduled maintenance on all gas models. Some scheduled and routine maintenance is required more frequently as specified in the engine owner's manuals.

Specifications