Mercury 371 - 390

Replacement Keys

$8.87
Free shipping eligible Ships free when your cart contains only free-shipping items and totals $35+.

The Mercury 371–390 Replacement Keys are precision-cut keys designed for use with Mercury marine locks, outboard ignition systems, and boating equipment. Each key is custom cut to your specific lock code, ensuring a precise fit and smooth operation. Simply select your code (371 through 390) from the dropdown and receive a ready-to-use replacement key built to match original factory specifications.

These keys provide a fast, reliable solution for replacing lost or worn keys without replacing the lock or ignition.



MERCURY / YAMAHA / QUICKSILVER (GCODE) | BOAT LOCKS | DOUBLE-SIDED CUT KEY
custom cut key

KEYS CUT On X77 KEY BLANK.

Complete Mercury 371 - 390 Lock Code List
This key series has the following alternate manufacturers: