Sounds just like mine did. Unfortunately, it doesn't sound good to me. I think it's likely time for a rebuild or 5 speed swap.
Most problems are usually something simple !
Originally Posted by noego
It's Deja Poo - as in, I've heard this **** before.
Calypso Red 1992 525i with 225K miles
1991 735i - Sold
1992 525i - Sold
1995 325is - Sold
2000 528i - Sold