655bp poulan pro 655 boost port

Hello everyone, I have a Poulan Pro 655 with I believe the boost port cylinder as it appears to have the extra transfer port behind the piston(I have not pulled the cylinder). I have had the saw for a few months now and anticipated keeping it and fixing the few minor things but life has...

I need to find a replacement starter pulley for my PP 655 BP. Poulan part # 507476601 I do not believe there is a specific part used for the Boost port. Also some research makes me think some pioneer pulleys may be direct swap. Any one have one or some input on a alternate swap in part ...