Painless 700R4 Transmission Torque Converter Lock-Up Kit

Now you can control the lock-up function on your 700R4 overdrive transmission with your carbureted engine without having to buy expensive computer controlled equipment.  A vacuum controlled switch and a 4th gear pressure switch controls the torque converter lock up solenoid.  Kit comes complete with everything to complete the installation and fits any 700R4 GM transmission.