Yes its just a content reader. The JB4 will not change tune with change of content in the tank. Just to help you maintain the proper content for our tune.
If you go PI, you still cannot run E85. Will need to upgrade the lpfp in order to run full E85. I'd recommend something for an actual...
I got mine from Titan Motorsports and they had about 12 sets of TE's in stock at the time in "Supra Spec" so I took them home that day. However I've heard of 9+ months being fairly normal.
PDS sells DIY kits. So I'm sure if you spoke with them, they would be helpful. Also if you're in NY they are close to you in LI, so maybe you could go in person and get some helpful tips from them.
I think what most people are missing is that this manifold is not geared towards the average Supra owner. It is geared towards people who are building a race car, and already have $100k invested into their Supra. Those are the people who will pay that price tag for it. Most don't want an ice...
CSF finally announced their new race intake manifold today. Single pass with -16ORB for icebox. Maybe this will compete with EOS, at least for us drag guys.
I also agree about that bbk. They are really made by APG just with a different brand label. They don't sell replacement pads, and there aren't any weight saving with them from stock.