I was wondering if that square hole in the valve body should be blocked/covered somehow.
Has anyone used this type of kit for using the torqueflite Dacron filter in a racing PG? What do the instructions say about the square hole?

1993 Daytona, 5.50 at 130mph (1/8) 1.19 sixty ft (PG). Link to 572 B1 - Part 1