Ford 2003 Mustang Workshop Manual page 2841

56. Install the shipping seal.
57. Rotate the transmission to a horizontal position.
58. Clean the mating surfaces of the shift cover opening surface and the shift cover. Apply a bead
of silicone rubber to the shift cover opening surface.
59. Install the gear shift lever.
60. NOTE: Before installing the transmission, the ball stud, the clutch release lever and the input