5.7 Gm Reman Marine Long Block Engine 1986-1987 | Reverse Rotation

  • Size: 5.7L / 350
  • Years: 1986-87
  • HP Rating: 260
  • Block Casting: 245, 379, 010, 014, 678, 388, 618
  • Notes: Reverse rotation, 2 bolt main, 1 pc rear seal, valve cover bolts on perimeter. Use USM96 for standard rotation.

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Availability: In stock

SKU:USM96R

$2,915.00
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Our Long Block Engine Includes:


  • Cam/Main/Rod Bearings  
  • Oil Pump  
  • Timing Gears  
  • Camshaft  
  • Pistons  
  • Valves  
  • Connecting Rods  
  • Piston Rings  
  • Valve Guides  
  • Head Gaskets  
  • Push Rods  
  • Valve Keepers  
  • Lifters  
  • Rocker Arms  
  • Valve Springs  


  • Call us today with any questions and to verify this engine will work for you:

    (631)991-7700

    Name 5.7 Gm Reman Marine Long Block Engine 1986-1987 | Reverse Rotation
    SKU USM96R
    Brand GM Marine
    Liters 5.7L
    Block Casting Number 245, 379, 010, 014, 678, 388, 618
    CID 350
    Horsepower 260
    Reverse rotation, 2 bolt main, 1 pc rear seal, valve cover bolts on perimeter. Use USM96 for standard rotation.

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    Vehicle application fitments

    PartTypeYearMakeEngineSizeRotationFitment Notes
    Engine1986Mercruiser5.7LReverseN/A
    Engine1986Volvo5.7LReverseN/A
    Engine1986Crusader5.7LReverseN/A
    Engine1986Marine Power5.7LReverseN/A
    Engine1986Indmar5.7LReverseN/A
    Engine1986Pleasure Craft5.7LReverseN/A
    Engine1986Chris Craft5.7LReverseN/A
    Engine1986OMC5.7LReverseN/A
    Engine1986Chrysler5.7LReverseN/A
    Engine1986GM5.7LReverseN/A
    Engine1986Ford5.7LReverseN/A
    Engine1987Mercruiser5.7LReverseN/A
    Engine1987Volvo5.7LReverseN/A
    Engine1987Crusader5.7LReverseN/A
    Engine1987Marine Power5.7LReverseN/A
    Engine1987Indmar5.7LReverseN/A
    Engine1987Pleasure Craft5.7LReverseN/A
    Engine1987Chris Craft5.7LReverseN/A
    Engine1987OMC5.7LReverseN/A
    Engine1987Chrysler5.7LReverseN/A
    Engine1987GM5.7LReverseN/A
    Engine1987Ford5.7LReverseN/A