Kent-Moore Tools Kent-Moore J-44538 Torx 30 Plus Bit Socket For General Motors. 4T65E transaxles. The 4T65E uses Torx 30 plus fasteners to secure the channel plate to the case. These are used to achieve a higher torque spec at manufacturing. If a standard Torx bit is used, the head of the bolt will strip out. The Torx Plus will also allow the bolt to be torqued to the correct specification. Used with a ratchet and an appropriate bit holder. Email for product availability.