How should a 71 240 4 speed feel?

I hadn't noticed anything wrong, but just had another person drive my car and he seems to think the gearbox is horible. This came as a shock to me, I have had the Trans gone through and have been driving it for 1500 miles, feels fine to me. So I'm asking you with way more experience than I, how would know if the trans is incorrect or if this individual just not used to driving these cars? Sent from my SAMSUNG-SM-G890A using Tapatalk

So whats been said in this thread conflicts a bit with what I have read elsewhere. Specifically about the GLS synchromeshs and their sulfur content (or lack of) It appears a lot of the statements may refer to information from a Penzoil tech about their equivalent product, but there is also mention of GM's version as well. http://forums.hybridz.org/topic/46974-report-on-gm-syncromesh-trans-fluid/ Clearly people will have differing beliefs about something like this, and Chickenman certainly s