Coming this Sunday to K1 Speed in Carlsbad, California – Round 4 of the Challenge GP indoor kart racing series. The top San Diego drivers are all making a charge for the overall points lead and this is one race you won’t want to miss! The challenging track configuration will be run in the reverse direction which has proven to be a fast, fun layout since competitors have found there are a two different driving lines on the track making it one of the most competitive courses around. A double qualifying rounds format with corresponding main event rounds give drivers of all skill levels the ability to join in and compete for the win. Come out this Sunday, April 17th to see what this series is all about and to get in on the action – sign ups will begin at 6:30 PM, qualifying will start at 7:00 PM and the entry fee is just $50 per driver. See you on the track!