Access More Boat Tests

Captain's reports and/or test numbers for this model are archived.

To get full access to this content, please:

login   or   Register

5.7L (250-hp)


Brief Summary

Mercury MerCruiser's exclusive Turn Key Starting system is standard on all carbureted engines. This patented feature eliminates the hassle of starting a cold engine. Simply turn the key. No choke, no pumping or priming required. This means that the entire Mercury MerCruiser gas line-up features Turn Key Starting. No other engine manufacturer can match that.

Key Features

  • Thunderbolt V Hi-Energy Ignition and platinum-tipped spark plugs ensure reliable starts
  • Dry-joint exhaust eliminates the chance for water to enter engine through leaky gaskets
  • Water-separating fuel filter helps protect fuel system and engine against damage
  • Industry-exclusive 3-year limited corrosion failure warranty
  • Proven GM cast iron block V6 or V8 power for years of reliable operation
  • Ceramic coated exhaust elbows resist temperature and corrosion for long life
  • Serpentine belt system for longer belt life
  • Dual Plane intake manifold for improved fuel atomization means more power & torque
  • Revised fuel calibration for more crisp acceleration and improved running quality

Specifications

Type of Engine
Number of Cylinders 8
Horse Power 270
Configuration V-8
Weight 946.00lbs
Fuel Type Gasoline
Fuel Delivery
Shaft Length Options
Shift Throttle Control
Displacement 350.00cu in
Steering Control
Recommended Fuel
Alternator Output 65 amp
CARB Rating
Engine Monitoring System

Captain's Report