Marine-grade aftermarket ignition key switch with push-to-choke function for selected Mercury outboard engines using a magneto ignition system.

Supplied complete with 2 keys.

Fitment

Suitable for selected Mercury Outboard applications using the 87-88107A5 type panel-mounted ignition switch.

Designed for engines with:

⚠️ Will NOT fit earlier Mercury ignition systems.
⚠️ Not suitable for Force outboards or other brands.

Replaces Mercury Part Number

Please match the original switch and terminal configuration before ordering.

This switch should NOT be purchased by appearance alone.

Please check:

If unsure, send us your engine model, serial number and a photo of the existing switch/wiring and we will help check compatibility.

Please confirm compatibility with your engine and existing ignition switch before purchase.