TCI GM Transmission to Chrysler/Ford Engine Adapter Kits are constructed from 1/4" or 1/2" 6061-T6 aluminum and measure 18" tall x 24" wide. They may be trimmed for chassis clearance or used as a mid-mount plate. These kits are designed to retain the stock starter location.; TCI GM Transmission to Chrysler/Ford Engine Adapter Kits are constructed from 1/4" or 1/2" 6061-T6 aluminum and measure 18" tall x 24" wide. They may be trimmed for chassis clearance or used as a mid-mount plate. These kits are designed to retain the stock starter location.