Tuesday, January 28, 2025

MERCRUISER 8.1S HORIZON 396.7HP

Model: 8.1S HORIZON

Brand: MERCRUISER

Product Specification Listing: MerCruiser 8.1S Horizon 396.7HP Marine Engine


General Information:

  • Manufacturer: MerCruiser
  • Model: 8.1S Horizon
  • Horsepower: 396.7 HP
  • Model Year: Current/Latest

Engine Specifications:

  • Type: V8, Four-Stroke Marine Engine
  • Displacement: 8.1 Liters or 496 CID
  • Bore x Stroke: 4.25 in x 4.37 in (108 mm x 111 mm)
  • Compression Ratio: 8.75:1
  • Fuel System: Multi-Port Electronic Fuel Injection (MPI)
  • Cooling System: Fresh-water cooling with heat exchanger

Performance and Design:

  • Peak Power: 396.7 HP
  • Maximum RPM: 4600-5000
  • Idle RPM: 600
  • Aspiration: Natural
  • Ignition System: Digital Ignition with Knock Control
  • Lubrication: Pressurized System with Spin-on Oil Filter

Dimensions and Weight:

  • Overall Length: 35.6 inches (904 mm)
  • Overall Width: 34.0 inches (863 mm)
  • Overall Height: 34.0 inches (863 mm)
  • Weight (Dry): 1,171 lbs (531 kg)

Fuel and Emission Systems:

  • Fuel Type: Unleaded Gasoline
  • Emission Standard Compliance: Meets applicable US EPA and CARB regulations

Electrical System:

  • Battery Requirement: 12-volt marine battery
  • Charging Output: 65 Amps
  • Starter Type: Electric

Installation and Maintenance:

  • Mounting: Standard, adaptable mounts
  • Service Intervals: 100-hour inspections and maintenance
  • User Manual Provided: Yes

Included Accessories:

  • Throttle and Shift Cables: Available as optional
  • Engine Gauges: RPM, Oil Pressure, Water Temperature, Battery Voltage
  • Alternator: High-output alternator
  • Exhaust: Water-cooled exhaust system

Additional Features:

  • Advanced Audio Alerts: Alarm for overheat and low oil pressure
  • Corrosion Protection: Special coatings and materials to combat saltwater corrosion
  • Warranty: Typically 2 to 3-year limited warranty (check for region-specific details)

Optional Add-ons:

  • SmartCraft® Integration: Advanced monitoring system
  • Closed Cooling Systems: Additional closed cooling options
  • Propellers: Various options available to suit different performance needs
  • Additional Instrumentation: For enhanced monitoring and control

Notes:

  • Ensure installation follows all manufacturer guidelines for optimum performance and safety.
  • Consult the dealer for local regulation compliance and any additional optional equipment required.

Contact Information:

  • Website: [MerCruiser Official Website]
  • Customer Support: [Support Email/Contact Number]
  • Nearest Dealer: [Find a Dealer Link]

For further details, consult the official user manual or contact your MerCruiser dealer.

[Product Type: Engine]

Product Specifications

Power 396.7 HP (295.78kw)

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