Welcome to the Nostalgic Motor Cars Technical Library. For nearly 50 years, my only full-time job has been the service and preservation of 1963-1985 Avantis. These articles are compiled from my personal experience and original Studebaker factory blueprints to help you maintain the safety, value, and authenticity of your car.
Avanti Overdrive Swap: Converting Your Original Shifter for GM 700R4 and 200-4R
Planning an overdrive transmission swap for your Avanti? Simply bolting in a 4-speed GM unit isn't enough—if you don't convert your original shifter, your gear positions (PRND321) won't line up, and your neutral safety switch may fail to function.