AMA Racing has announced that riders Joshua Hill, Jason Thomas and Nick Wey have been penalized for using illegal fuel at round three of the Amp’d Mobile AMA Supercross Series at Angel Stadium in Anaheim, Calif., on Jan. 20. Fuel samples from nine motorcycles were collected at the Anaheim 2 round and the samples from the motorcycles of Hill, Thomas and Wey were found to be in non-compliance. Fuel from the motorcycles of Steve Boniface, Michael Byrne, Kyle Partridge, Chad Reed, James Stewart and Jake Weimer was found to be in compliance.