Quote:
Originally Posted by Flowtie1
My 17 ZL1 is my first forced induction car. I have a Sunoco nearby that sells race fuels. They have the GT 260 at the pump. Unfortunately it is currently $9.49 a gallon. It is oxygenated 100 octane unleaded. Would a blend of the 93 and 100 octane be worth it ? If so what blend ? Thanks in advance for any input.
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The LT4 is very sensitive to Octane. The difference between 93 and 100 will give you another 25 to 30 hp! Don’t take my word for it go check out Ted Jannette. He proves it in back to back dyno pulls.