Originally Posted by
Nitro-Racer*
hmm very helpful information. so how differently does an engine sound from 16% or 20% to 25% or 30%. does the engine sound differently. afm you are very helpful.
An engine sounds no different if you run 16,20,25,30% nitro thru it. It will sound different if you run 30% when you have it shimmed for 16%!!!!!