Where I live the ASKING price is NOT what they sell for. Most people think "antique" sewing machines are worth at least $100, and often ask even more. They never sell. If you will scroll to the oldest ads and inquire as to the availability of the machines you will find that they have not sold at least 98% of the time.
Earlier this year I listed, on CL, a perfectly working 70s Kenmore, all steel, complete with cams and feet. I showed a sample of the ss and zz in the ad. The machine was clean and looked good. NOTHING....I could not even get $50. I was foolish enough to pay $30 for it, and it needed $50 in parts and needed to be re-timed (which I did myself). I believed the seller when he said it, "worked". Yes, the needle went up and down when the pedal was pressed. I live 25 minutes from a fair sized city in central NY. I still have the machine. I have to assume that my nice, useful machine is not even worth $50, so what could a machine needing work sell for?? This would probably be different in other areas, but the NE has a glut of old sewing machines.
"Probably the best thing you can do is take a look in your local Craig's List to see what similar machines are selling for there.
The Singer is a model 66 and takes class 66 bobbins and standard sewing machine needles both of which are avail