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Message: [QUOTE="helio lucas, post: 1381421, member: 78346"] [url]http://www.dirtrider.net/forums3/showthread.php?t=154020[/url] while the text is a great read is not that simple.we can just not convert a steady speed boat or snow mobile engine to a dirt bike. please keep in mind this have been tryed several times from major manufactures. it takes bimota to bankruptcy. but from now, we already have indirect fuel injection on 250 mx bikes... now just get the injector to spray twice as fast than on the rmz, with much more pressure to spray directly on the combustion chamber and it´s done. at 15k rpm a four stroke may have some 0.004s to spray while a DI 2ST may have 0.00078s... if it´s done would you buy it? [/QUOTE]