If you are really handy (and I do mean REALLY handy), here is a link to build your own generator using an old lawnmower engine and a car alternator.http://theepicenter.com/tow02077.html (http://theepicenter.com/tow02077.html)
(https://www.ovas.ca/forum/proxy.php?request=http%3A%2F%2Ftheepicenter.com%2Fgiffiles%2Ftipoweek%2Fgenback1.gif&hash=32c7a6b463855d85f7e48f35c9b41eb2a1da50d8)
(https://www.ovas.ca/forum/proxy.php?request=http%3A%2F%2Ftheepicenter.com%2Fgiffiles%2Ftipoweek%2Fgfront1.gif&hash=b6e7ea327057fcda92bbfb065d1759ecdc59b041)