Item #: 454MPI/REB
Our Price: USD $8,995.00


More About Mercruiser 454 MAG/MPI 450HP Engine Rebuild 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 your tired 454MPI or MAG into a solid reliable 430-450HP and ensure years of trouble free boating. These meticulously hand built engines are a great way to ensure reliability without breaking the bank. These engines come with a two year warranty.

Mercruiser 454 MAG/MPI 450HP Engine Rebuild Highlights:
  • Hand picked 454 Gen IV block
  • 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
  • Fully balanced rotating assembly
  • SRP/JE Pistons and moly rings
  • Heavy duty double roller timing set
  • Isky hydraulic roller camshaft
  • Heads Rebuilt with S/S 2.250 intake and 1.880 exhaust valves with Performance Marine Springs and Retainers
  • Dyno Testing & Setup with Dyno Sheets
  • Rebuildable 454MPI or MAG Gen VI core Required
  • Quick Turnaround

**Performance exhaust required.


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