A-999 Swap and Information

i forget what the blue wire connection is from,,,but i have one of those lock up tranys in my dodge street rod, that wire is not hooked up and the lock up is hydrulic,,,that trans also has a low first gear, i run down the road at 80 MPH with the A/C on 323 gears at over 18 MPG with a 241 dodge red ram hemi,,,,hard tranny to find also