Originally Posted by
Mizkaki
I am not in love with the T&S series "as found". However, I have had to change out the gears on several of them, then timed and tweaked them (especially the clearances of the "wind in place" bobbin winding system. After tweaking they run very well, and are very reliable.
They are just about the same as a 401 or a 500 except for the stupid bobbin area - well the 600 & 603 anyway - IMHO Singer blew it right then and there.