Had a crash report, but got distracted and lost the paste of it, will get you another when I get a few minutes. These are all the mods I am using + versions: http://i.imgur.com/kcETHbX.png

SimpleGrinder 3.025.R111
Forge 13.19.0.2178

I know, Don't use "shift click", drag ONE fuels
I try fix this crash

Hoppers work fine as well at least. :)

Fix
Close #21