The following thread contains step by step instructions on how to perform an auto to manual transmission swap on a starquest. This is for replacing the factory automatic with a standard starquest KM132 manual transmission. This process was performed on an 88 conquest tsi, although it is compatible for all years.
Unfortunately, the starquest doesn’t share the same floorpan and firewall between its auto and manual variants. Therefore, this swap isn’t as straightforward as removing the