No one answered your " how would boiling fuel effect cranking" well it is called "vapor lock" which can significantly hinder the engines ability to crank.
And look no further than
https://www.pantera-electronics.com/
They have the Best ac controller out there for ANY application and He knows Pantera's
As a Great old school mechanic once told me, Fix one problem at a time or you will be in the middle of the forest and wont know how you got there and wont know how to get out.