Attack from Mars Topper Installation Guide
The installation will take approximately 45 to 90 minutes.
This video is focuses on the Chicago Gaming Company (CGC) Remake, but includes detailed notes for installation of the original Bally version of the game as well.
For information on the Solenoid Wire Upgrade, see here. This upgrade is only needed for toppers shipped in 2024. All toppers shipped on or after January 1st, 2025 already include this upgrade.