I've made 870whp with it so far. I believe that was E70 (Florida's winter blend) but can't remember. The car went 201 mph in the Standing Mile on it as well. We're going to put a Weldon and 2000cc injectors in. See if we can't touch 1000whp on pump E85. For $2.20/gallon it is great. You just have to understand how-to tune it properly. There is even better E85 made by Rockett Brand Racing Fuels. It is cut with 116 octane gas instead of the 89 and 93 octane pump E85 is cut with