While you wait for answers, we may have found some information which could help you.
Click here for Change Fuel Bulbpull cord replacement, Bolens BL 100?
How can I replace starter rope on Bolens BL 100 Grass Trimmer?
bolens bl150 trimmer?
how do I restring my BL110 Bolens string trimmer?
How to replace pull cord on Bolens BL110 trimmer?
bolens bl150 line trimmer?