New Mercruiser 5.7 Base Engine

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Mercruiser 5.7 - 350 Base Engine Package

  • Replacement for all Mercruiser 5.7 Engines and years
  • Vortec Model
  • Rated at 300 HP
  • Assembled block and heads
  • All new internal parts
  • Valves are already adjusted
  • Engine is rotated
  • Oil Pump pick up screen is soldered in place
  • Base Engine package includes:
    • Oil Pan
    • Timing Cover
    • Valve Covers
    • Gasket kit

Other Mercruiser 5.7 - 350 Engine Packages Available:

We offer the Mercruiser 5.7 in different packages depending on your needs and budget.

For a complete set up, we have:

We also have the Mercruiser 5.7 available as a block without the heads, known as a Mercruiser 5.7 short-block.

For the block with the heads already assembled, but without all the tin, we offer the Mercruiser 5.7 long-block.

Lastly, for the Mercruiser 5.7 Base Engine Package plus the exhaust manifolds, risers, and circulation water pump already assembled - check out our Mercruiser 5.7 Premium Package.

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All of our remanufactured engines come with a 2 year warranty, and our new engines come with a 3 year warranty. Rest assured, your Mercruiser 5.7 will be taken care of. For our warranty documentation, please visit:
Engine Name:
Mercruiser 5.7 350 Base Engine Vortec 300 HP
Base Engine
Vortec - Replaces all models (every year)