Build and race your favorite team and driver with this K’NEX NASCAR #88 Motorized Car Building Set – Diet Mtn Dew. Now with Motorized Action! Set includes K’NEX rods, connectors and bricks, plus specially designed, buildable body panels to build a 1:29th replica of Dale Earnhardt Jr.’s No. 88 Diet Mtn Dew car. With a super-fast, battery-powered motor and easy to follow building instructions, you’ll be on the go in no time! For ages 5+.