Crazy man/2006 UK Street Luge champ Joel King strapped a 90,000 rpm jet engine to his luge, reaching a top speed of 112 mph. This is part of the Airwaves Kick It Up program, where they apparently throw large amounts of jack at people who want to ‘Kick up’ what they do to the next level. As we all know, the best way to do that is with a jet engine. It worked for Batman, right? Pics and Video at the Gizmodo article.