I think it's a 600

[totemama]

I think we've got a Model 600 here. We are restoring it back to the yellow and hopefully original condition. not sure what belt size we need or if it's a Model A or B. Any and all help is appreciated.

 

[Davis]

Model a or b are not a 600 post a pic.

 

[totemama]

 

[Richard Trotter]

Yup, Model 600 uses a Comet 203790 belt.