Wide Application: Fits for GM 350, 180, 200, 200-4R and for GM Borg-Warner T5 (Tremtec T-5)(World-Class T-5) transmissions. For other compatible transmissions, please refer to the dimensions of this tool kit. For removing bushings with a minimum ID of 1.500″ and a maximum OD of 1.700″. Maximum shaft diameter is 1.250″. Features: 1.This tool kit is designed to remove and install the extension housing bushing easily without taking off the extension housing. It will be very helpful for your work. .