Mario Kart Wii gets official US release date David March 12, 2008 18 Comments InfendoNintendo announced the official US release date for Mario Kart Wii. Start your (kart and cycle) engines on April 27th! Let the countdown begin!! (45 days…)Mario Kart WiiRelated Items Mario Kart Wii 12-player online, wheelies set to arrive in April February 6, 2008NGamer: Mario Kart Wii as “nippy as can be” November 11, 2007Nintendo 1-Up over Mario Kart Wii cheaters April 14, 2008