Engine Alpha ‘fuel efficient’ 7.5mm carburetor janvier 9, 2020 by Chris Leave a Comment Alpha Plus Engines have introduced a new ‘fuel efficient’ 7.5mm carburetor for the Dragon III, IV, GT, GT-R range of engines. Developed to offer extended run time and even smoother throttle control, it features a 7.5mm bore size. Shopping! RC Team Source: Alpha Plus Partagez37TweetezEnregistrer37 PartagesAbout ChrisFounder of circusrc.com, journalist & photographer in the RC world for several years, Chris is passionate about RC, racing and technique. Whether in France or in the world, he is trying to bring high-quality information and photos for enthusiasts... and make you want to join the world of RC!