Not sure if this is specific to Porsches, I think several factors are at play here: (1) old cars (even Porsches) were not so precision-engineered as they are to

Not sure if this is specific to Porsches, I think several factors are at play here: (1) old cars (even Porsches) were not so precision-engineered as they are today. Today you can operate the gear shift using only two fingers, not so in the seventies; (2) of course, a car being ~50 years old doesn't help either...