Custom Edelbrock aluminum cylinder heads designed exclusively for Mercury Racing for enhanced torque and overall performance.

(8.2L) cylinder block is equipped with heavy-duty connection rods and forged aluminum pistons for maximum strength and durability. The optional Integrated Transom System (ITS) provides hydraulic steering on the drive while making the transom more aesthetically pleasing and simplifying installation. Engine protection is enhanced thanks to increased engine oil flow through the filter and cooler.Įngine drive packages include Bravo One XR, Bravo One XR Sport Master, Bravo Three XR and dry-sump Six drive. Changes in the power steering system provide OEM boat builders with the option to rig two power steering pumps (dual engines) in series. This race-proven consumer engine is a favorite among recreation sport boaters and poker runners as well.Įnhancements include the PCM microprocessor, universal engine mounts, increased engine oil flow and a larger volume and higher flow power steering system. Reliability, durability and overall performance are the reasons that offshore racers choose the 525 EFI as their power of choice. The engine package is the power behind numerous offshore world championships. The Mercury Racing HP525 EFI is world renowned for its performance on and off the race course.

THE WORLD'S MOST VERSATILE PERFORMANCE ENGINE Mercury 525 EFI Sterndrive - The Mercury Racing HP525 EFI is world renowned for its performance on and off the race course.

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