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5.7L (350ci) Base Marine Engine
(1987-1995 Replacement)

• New 2013 GM base marine engine (standard rotation) made specifically for 1987-1995 marine engine applications. (The 1987-95, 5.7L marine engine can easily be identified by 4 bolts that go in the center of the valve covers. 8 of the 12 intake manifold bolts are installed at a 90 degree angle on the cylinder heads; the remaining 4 center intake manifold bolts are installed at a 72 degree angle).
• Engine includes: engine block, cylinder heads, center-bolt valve covers, timing cover, 5 quart marine oil pan, circulation pump, harmonic balancer, roller cam & roller lifters, spark plugs, corrosion resistant black urethane paint, and all internal parts.
• Direct replacement for 1987 thru 1995 305 ci (5.0L), 350 ci (5.7L) MerCruiser, Volvo Penta, OMC, Indmar, etc...
• 1-piece rear main seal (also known as full rear main seal), 4 bolt mains, mechanical fuel pump pad.
• Rated at 270 hp @ 4800 RPM / 340 LB FT @ 3200 RPM with 4 barrel carb/intake. (actual power levels may vary depending on OEM calibration and application)
• 8 of the 12 intake manifold bolts are installed at a 90 degree angle to the block. (4 center bolts are installed at a 72 degree angle to the block).  
• Opposite rotation available additional $750 (Roller cam and roller lifters) or $349 for flat tappet cam.

  Available Options:
  14" Flywheel: $99.00
  Reverse Rotation: $349.00
  
  - NO CORE CHARGE -
  

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