Quote:
Originally Posted by redneck
Oopsie...
I forgot about that... 
My bad...
> |
Thing is higher octane does not necessarily increase economy.
In fact diesel increases economy In part due to more BTUs
If the op is truly only going for only max fuel economy she could do this
https://ecomodder.com/forum/showthre...ine-11163.html
If that is done I would recommend mixing it with the 90efree, because modern diesel is lower sulphur than gas the emissions are lower as well.
Again would be an interesting experiment