Saweeeeet set up man looks great. Do u have the item number for the needle valve?
SS-OVM2-A looks a little better although tha Cv is a little high.
The one thing I'm thinking is if a solieniod can be hooked to this DIY set up, but anywho let us know how she's working for ya?
What type of gas tube is that, do u have a part number for it something I can google?