2012 mustang e85 conversion
Tuner is telling me to drain fuel line before using e85. What is the reason for this? Is it ok to just idle car till car dies of no gas and then fill up on e85. I am a noob at mechanic work and don't want to pay someone to drain fuel line for me.
JLT cai, Ken Bjonnes Corn dyno tune, MGW shifter, Bobs LCA, Amsoil 10w30, Amosoil MTG, Michelin SS