Item #: 525REMAN
Our Price: USD $12,199.00


More About Mercruiser 525EFI 570 HP Engine Rebuild/Remanufacture with 2 Year Warranty - Core Required:

Westcoast Offshore Marine Parts offers Pro Built Marine Engines at highly Competitive Prices. Our Pro Engine Builders have over thirty years’ experience in the Racing and Marine Engine business and we are one of the only high performance marine engine builders in the marketplace to offer a full two year warranty.

Now's the time to rebuild/remanufacture your tired Mercury Racing 525EFI. Custom rebuilt in house, then broken in and tuned on our dyno and then shipped to you complete with dyno sheet.

Mercruiser 525EFI 570 HP Engine Rebuild/Remanufacture Highlights:

  • Hand picked 502 Gen VI block bored to 4.500"
  • Cylinders are plateau honed to within .0002" straightness and roundness
  • Block is square and parallel decked and align honed
  • Block is sonic tested for thickness
  • New Pistons and moly rings
  • New Bearings
  • New Rod Bolts
  • New timing set
  • New High Volume Oil Pump & Drive
  • New Stock Cam
  • New Roller Lifters
  • New Rocker Arm Studs
  • New Valve Springs
  • New Springs, Retainers & Locks
  • New Intake Valves
  • New Inconel Exhaust Valves
  • New Guide Plates
  • Balance Rotating Assembly
  • SIM Test
  • Rebuildable 525EFI Gen VI core Required
  • Quick Turnaround


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