Originally Posted by tenderfoot57
Hey all,
I have a nsr-12 and I have been running 35% nitro. It has 1.5 gallons through it and is running great. What will happen if I change to 30%. I am having trouble getting the fuel that I want in the 35%, that is why the change. I do realize the obvious, I am wondering about possible damage or severly shortened life.
Thanks Tenderfoot
You might feel a slight difference in performance going from 35 to 30%. Maybe you need to retune your engine a little bit. Lesser nitro will make your engine running cooler and slightly longer life.