and i do know that it is the same as pump but i have ran race gas in my car since i first fired it up just dont like change thats all. today we had high wind on ly got and 1/8 mile pass....mid sevens i was o pist so i only ran once tommarrow woinds will be down and they will bump it back to quarter mile...it was really gay...and ihad to pay for the whole event witch was over 200 dollars and only 1/8 mile i wanted my money back..hell no...so ill be there tommarrow and post..