PATC 727 to 47RH / 518 Deluxe Conversion Kit #727518DK.
This is the fully electronic no vacuum needed deluxe kit for the 727 to 518 swap. Made for diesels without vacuum and big cam gas motors with low vacuum. Comes with two governor speed sensors, throttle position sensor, electronic control unit, carburetor bracket and a shift solenoid pigtail. It is 80% pre-wired. What this kit does is makes a 518 transmission shift without a computer. Can be made for a non-lock-up torque converter.