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Published on Jul 18, 2011
Highlights from practice and qualifying at the first ever Ultra 4 Rocksports Challenge event, a mix between high-speed short course racing and technical rock crawling. Held at Miller Motorsports Park near Tooele, Utah on 15/16th of July. Check out slapstickmedia.co.uk for photos and a write-up, and ultra4racing.com for more info on the series.