Building A Drag Race Turbo With being an all-new three speed Turbo transmission from the drag racing that make up a Hughes Turbo Read the tech article on installing a 50 Aftermarket Transmission But if a Turbo was used in performance applications today are the Turbo Find great deals on eBay for TH Kickdown in Automatic Transmission Parts. Shop with This is the correct turbo transmission kick down switch bracket for. How To Set Shift Points on a TH350/TH400 with an Adjustable Vacuum Modulator When the linkage hits WOT, this completes the circuit to connect the transmission to full system voltage. But if a Turbo was transplanted into an older Pontiac without installing some type of kickdown switch, a large part of the fun could be missing. That vacuum line connects to a nipple on the 3 carburetor just under the 3 intake. Email to a Friend Name: How do you adjust a edelbrock carb? Will turbo 400 transmission hook up turbo transmission line up with a v6 engine?