There is a pretty good buy on a Cushman engine on ebay. You don't see many (anymore at least) that have the original skids, cooling tower, etc. http://cgi.ebay.com/Cushman-4hp-Hit-Miss-Gas-Engine-w-Water-Tower_W0QQitemZ7583029058QQcategoryZ63945QQrdZ1QQcmdZViewItem Tommy Turner Magnolia, KY