Mercury Marine 357 Mag Bravo 4V
Remanufactured 350 Vortec


Horsepower: 325 crankshaft
Full Throttle RPM range: 4600-5000
Displacement: 350 cid / 5.7L
Bore: 4.040"
Stroke: 3.480"
Compression Ratio: 9.4:1
Fuel Required: 87 octane
Carburetor: 750 CFM Weber 4BBL
Ignition: Thunderbolt Ignition with knock control
Other Features:
  • High Flow flame arrester
  • Remote Oil Filter
  • Power Steering Ram
  • Stainless Steel Valves
  • 1.5:1 Rocker Arms
  • Marine Roller Camshaft
  • Cast Nodular Iron Heads
  • Cast Aluminum Pistons
  • High Flow Oil Pump
  • 160 F Thermostat
  • 1 Year Factory Limited Warranty
  • Service at any of more than 4000 Mercury Marine/Mercruiser factory authorized dealers



ready to install
Bobtail Engine
for all Bravo

1-Year Mercruiser
Factory Limited Warranty


brochure (pdf)

*-price is plus frieght

(Click on images for larger view)

357 Mag Front view 357 Mag Portside 357 Mag Carburetor Cover 357 Mag Starboard side 357 Mag Remanufactured Marine Engine 357 Mag Rear View

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all prices and specifications are subject to change without notice