Torque converter, installing

• Push torque converter hub through oil seal onto transmission shaft as far as first stop.
• Press torque converter by hand into torque converter bell housing while rotating it so that lugs on torque converter hub engage in driver of pump gear and torque converter is felt to slip in.

Checking installation 

Fig 1: Checking Depth Between Contact Faces At Bottom Of Studs On Torque Converter And Contact Surface Of Torque Converter Bell Housing

Courtesy of VOLKSWAGEN UNITED STATES, INC.

If the torque converter is correctly installed, the depth between the contact faces at the bottom of the studs on the torque converter and the contact surface of the torque converter bell housing is about 22 mm.

If the torque converter is not fully inserted, this distance is about 10 mm.