1,657 Manual transmissions 1984-only : Borg-Warner T-4 4-speed manual, used with 2.5 L I4 only, 21 spline output. 1984 – 1987 : Aisin-Warner AX4 4-speed manual , used with 2.5 L I4 only, 21 spline output. 1984-only : Borg-Warner T-5 5-speed manual, used with 2.5 L I4 and 2.8 L V6,