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Mercruiser 357 Alpha 4V CPO Sterndrive Engine 275hp
Mercruiser 357 Alpha 4V CPO Sterndrive Engine 275hp Mercruiser 357 Alpha 4V CPO Sterndrive Engine 275hp Mercruiser 357 Alpha 4V CPO Sterndrive Engine 275hp Mercruiser 357 Alpha 4V CPO Sterndrive Engine 275hp
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Mercruiser 357 Alpha 4V CPO Sterndrive Engine 275hp

Don’t just repower -power up! The world famous 357 Alpha will breathe new life into your runabout, sport boat or pontoon boat when replacing a 4.3L, 5.0L, or 5.7L engine.
• V-8 Remanufactured Iron Marine Block
• 1-Year Factory Backed Limited Warranty
• 2 Years of Mercury Product Protection
Coverage available

$10,999.99
SKU
F&IMOD-8M0057146
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Part number
  • 8M0057146
HP / kW @ flywheel
  • 440 / 328
Full throttle range
  • 4400 - 4800
Engine type
  • Remanufactured GM V8 Marine Iron Block & Gen+ Heads
Displacement (CID/L)
  • 357 CID (5.8L)
Bore and stroke
  • 4.040” x 3.480” (103mm x 88mm)
Compression ratio
  •  9.4:1 with Hypereutectic Pistons
Fuel requirement
  • 87 Octane (R+M)/2
Fuel delivery system
  • Weber 750 cfm 4V Electric Choke Carburetor &
    Mechanical Fuel Pump
 Induction system
  •  Dual Plane Aluminum Intake Manifold with
    Bronze Inserts
Ignition system
  •  Thunderbolt V with Knock Control
Charging system
  •  65 Amp / 917 Watt Alternator
Water drain system
  •  Multi-Point Drain – Hand Removable Blue Drain Plugs
Exhaust system
  •  Iron Manifold with Wet-Joint Exhaust Elbow
Cooling system
  •  Thermostatically Controlled Raw Water - 160 F*
Accessory drive system
  • Serpentine Belt
Lubrication system
  •  High Flow Oil Pump
Recommended oil
  • SAE 25-40 NMMA Certified FC-W Synthetic Blend
Audio warning system
  •  Oil Pressure, Coolant Temperature, Drive Lube
Rocker arms
  • 1.5:1
Dimensions (L x W x H)
  • 32” x 30” x 22” (814mm x 740mm x 559mm)
Weight (engine only)
  • 871 / 395
Optional fresh water cooling
  • Dealer installed kit
More Information
Price $10,999.99
Condition Factory Certified Pre-Owned
Brand Mercruiser
Liters 5.7L
Cubic In. 357ci
Horsepower 275hp
Engine Configuration Complete
Fuel Type Gas
Fuel System Carbureted
Rear Main 1pc Rear Main
Drive Application Sterndrive
Engine Rotation Standard Rotation
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