here’s some info to pursue
https://www.google.com/search?q=thorens+td+160+motor+upgrade&rlz=1C1SQJL_enUS881US881&oq=Tho...
I would take the motor apart and clean all the surfaces, and lube the spinning parts, you may get lucky. Seems you need to drill out the rivets, no biggie
https://www.ebay.com/itm/Thorens-Sonceboz-Motor-Upgrade-Kit-TD-145-147-160-166-also-B-O-Bang-Olufsen...
https://www.google.com/search?q=thorens+td+160+motor+upgrade&rlz=1C1SQJL_enUS881US881&oq=Tho...
I would take the motor apart and clean all the surfaces, and lube the spinning parts, you may get lucky. Seems you need to drill out the rivets, no biggie
https://www.ebay.com/itm/Thorens-Sonceboz-Motor-Upgrade-Kit-TD-145-147-160-166-also-B-O-Bang-Olufsen...