Mercury Lower Unit 70-90HP 3 Cylinder 3-jaw & 6-jaw 20" years 1987-2010

Mercury 70hp-90hp 3-jaw & 6-jaw Lower Unit years 1987-2010

Available brand new or remanufactured (please select below). Remanufactured units are rebuilt by OBR Parts and Marine with all-new bearings, seals, and gears, and are often better than OEM thanks to updated parts.

Important: To make sure you get the correct lower unit, please provide the serial number and model number on the transom bracket of the motor. Email orders@hawkeyemarine.net or call 615-691-1433. We would be happy to assist you with your purchase.

Warranty: 2-year warranty included. An optional 12-month extended warranty is available for $371 (must be added within 30 days of purchase).

Core: There is no core charge for this lower unit, and no core value if returned.

Comes with a water pump. You will need to add gear oil.

Note: Updating from a 3-jaw to a 6-jaw unit requires an updated shift rod, available from Mercury.

About Hawkeye Marine: As a dealer for OBR Parts and Marine (established 1982), we sell new and remanufactured powerheads, lower units, and sterndrives, backed by fitment help from outboard specialists.