View Single Post
Old 11-16-2018, 09:18 AM   #8
Breadman
Senior Member
 
Breadman's Avatar
 
Join Date: Jul 2017
Drives: 2017 BRZ w/PP
Location: Pa
Posts: 1,027
Thanks: 51
Thanked 302 Times in 225 Posts
Mentioned: 3 Post(s)
Tagged: 0 Thread(s)
Quote:
Originally Posted by Toyarzee View Post
Added 1 gal of 91 in my near full tank and it really does make a difference. Maybe I really can stay on the corn juice, thanks guys

you can do the math... .1/12.5+.85*11.5/12.5=.79 if you are running true e85 and the 91 has 10% e like it should thats what you are at. so you essentially did nothing except lower the octane rating a bit.
Breadman is offline   Reply With Quote