"A huge untapped market of recreational karters right there. Easy revenue, most of the risk is in racing, not practice. The fact that many hire kart tracks let non-KA karters practice in any type of kart without prohibitive costs suggests insurance…"
"14k? impressive? not the way the rotax achieves it... the power curve beyond 12.5k is anything but impressive. It would make for a nicer driving experience if performance wasnt so severely hobbled at that end of the rev range, even if there was…"
"mostly the timing :)
the old supermax kit (dd2 barrel strapped onto the max bottom end) had essentially the same curve, but 2.5hp more. but in dd2 trim, with the benefit of non-restricted timing and an exhaust tuned to take advantage, the…"
"Because it sat so far off my chest, I'd end up having to tighten it to the point the back of the unit was pulled up against the back of my helmet, which hampered movement. Not to mention I doubt it would function effectively with such a bad…"
"That explains why mine never popped (though I always had a weather station handy and a jetting chart, so never needed to go one jet leaner than the chart recommended), though I saw plenty of rotaxes that did (must have been older models)!
"I woudnt hold my breath waiting for any significant developments happening anytime soon. There have been rumours of Rotax working on a fuel-injected kart engine for years, but all we got was EVO. And Modena showed off an injected KZ motor two years…"
"ok, so I've ordered myself a programmable ignition as per the link above. but I'm going one further and am also going to stick the supermax upgrade kit on it (a DD2 barrel). sacrifice some bottom end but 3hp more overall, but with the…"