Be prepared to do some modification of the linkage bracket of the Task Force linkage. It is made to fit the flat Task Force firewall, not the irregular contoured firewall of your '53. I believe that I just used stacks of washers and maybe bent one leg of the bracket on my '49.
Carl

1952 5-window - return to "as built" condition | 1950 3100 with a 235 and a T-5 transmission