Viper Powersports Inc, the Big Lake MN motorcycle manufacturer announced today that it has changed its primary trading venue from Pink Sheets to the NASD Electronic Bulletin Board. (OTCBB: VPWS). Viper Powersports develops, produces and markets a line of premium custom V-Twin cruiser motorcycles, aftermarket engines and other related aftermarket products. Viper cruisers are distributed and sold under the Viper brand name through a nationwide independent dealer network. The Company designs and manufactures custom motorcycles, accessories and motorcycle engine component parts with patented technology using Computer Aided Design (CAD). Many of the motorcycle and motorcycle engine component parts are machined from solid billets of aluminum utilizing Computer-Numerical-Control (CNC) machines. Viper Motorcycle.