Zephyr gears
 

Is there a advantage to user get them in a 1939 coupe

Re: Zephyr gears
 

Mike: Now days it's pretty much about having "bragging rights".
"Back in the day" it was affordable. Not now.
I doubt if you would notice much difference in just everyday driving.
Here's some good info.
https://www.jalopyjournal.com/forum/...enefit.136696/
Here's the final word from Fordbarn folks:
https://www.fordbarn.com/forum/showthread.php?t=318318