racing fuel with oxygen sensors

[Pedigo Perf]

Originally Posted by Tar Heel

Was at the tuner's Monday getting a tune and dyno and he suggested adding 116 racing fuel in the tank. Said about 5 gallons in a 16 gallon tank. I still run both the front and rear oxygen sensors. Won't this hurt them? We don't drive on the street anymore; only race. His thinking was that it helps with possible detonation on launch ... which I've never heard of either. Worth it or a waste of money? It's a stock LS1 and we run 93 gas typically.

I don't think you will hurt anything running a little race gas at times. I ran a lot of race gas through the ten oxygen sensors used on my dyno and rarely had an issue. For some reason Ethanol killed quite a few however.

TP