Quote:
Originally Posted by Greg Hill
I've had problems with Sunoco purple passing fuel check. Switched to blue and no problems. C11 will make a little more power in our motors but it costs a whole lot more.
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Greg, your motors are probably a bit more compression than my 305.
I think mine is 9.5-1
The other question is: Sunoco Blue is what octane ??
Can i use 100 Octane ????