the hyper 7 is good i just didnt like the 8port motor it had to go- wouldnt keep a tune, they are hit and miss w/ the carb issue, mine was a bad one but ive seen some that work perfect. if you have any questions just ask. i had mine for a while, then the k2,xb8,lsp ect ect ive had a lot of bugs and r/c period so i can help ya if need be