This may be an "almost Holy Grail" for some Mac collector out there, S550
Louisville Craigs List
https://louisville.craigslist.org/tls/d/vintage-mcculloch-chainsaw/6212131642.html
Louisville Craigs List
https://louisville.craigslist.org/tls/d/vintage-mcculloch-chainsaw/6212131642.html