I have a couple of Cummins generators I need to get rid of. One is a 35KW with a Ford 300 6cyl. It has a cracked head. $500 OBO. The other is a 30KW with a Chrysler 225 6 cyl. Runs good. $4000 OBO. Both are propane. Keep your tank and the rest of the house up when the power goes out.