Very Nice 671 Blower --I took this off a running 671 Detroit not long ago--excellent cond blower core--never apart / never rebuilt get a bearing and seal kit and rear plate from Deans off Ebay for under $200 and you have a very nice blower for cheap--$500 firm--these are getting very hard to find will pack well and you pay actual UPS or pick up in North Carolina calls only please 704 244 6649 eastern email me for photos dusterdave173@gmail.com