C 12 side note

[Ed Wright]

Originally Posted by Darrin Christen

Only problem with C-11 is the price! Lower octane, yet cost more than some of the higher octane fuels.

Darren, in my car it's a tad faster on C11 after adding about 5% WOT air/fuel. More octane than you need costs a little power. Of course, in slow down mode that doesn't matter. :-)