GM transmission tech

Learn how to install a Summit Universal 4 Speed Shifter on your classic four-speed GM transmission by watching this Summit Racing Quick Flicks video. With a socket set and a pair of pliers, you’ll be able to complete the job in one afternoon. In the video, Al walks you through the process of installing the

I have a TH400 trans that I just bought to replace the ailing TH350 in my ’70 big-block Camaro. A friend told me that there’s a special way to set up the kickdown linkage on this transmission but I can’t find any kind of linkage. Another friend told me that it’s electrical. I really don’t