I'm sure at least part of the reason is that the Corvair was an economy car in GMs least expensive division, so saving a nickel was an even bigger deal than usual. --Bryan On Nov 4, 2005, at 4:22 PM, Padgett wrote: > The odd thing is that while most GM car lines got Delcotrons for 1963, > 1965 was the first year for the Corvair.