I have felt a difference in shifting with some oils. Not going to provoke an oil thread by talking brands here though.
Rambler, now that they took oil out, get out your owners manual and check it the right way more than once. I would not be surprised if you are now low.
Rambler, now that they took oil out, get out your owners manual and check it the right way more than once. I would not be surprised if you are now low.