King of the Hammers is quickly becoming one of the largest events in all of Motorsports. Ultra4 Racing was organized for KOH and is unlimited 4 Wheel Drive ... ... <看更多>
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King of the Hammers is quickly becoming one of the largest events in all of Motorsports. Ultra4 Racing was organized for KOH and is unlimited 4 Wheel Drive ... ... <看更多>
KOH is the season opener each year for the Ultra4 National Series racing tour. Please read more and see the full schedule at Ultra4racing.com. ... <看更多>