Issue: April 2008 On the cover: Donnie Nall In the centerfold: Joshua Johnson Cole Johnson     Reports: 1st Annual Blueberry Shootout @ Hurricane Raceway Alma, Ga Twin 100's @ Checkered Flag Kartway Dainelsville Ga Test and Tune Open House @ Dumplin Valley Kodak, Tn Mid America Banquet Tri-state Race #1 @ GKK Carnesville, Ga     Tech subjects: Keeping a Healthy Animal Kart Assembly and Setup