adjustable fuel preasure regulator?

[allen600]

how exactly do you run one of these? pictures would be awesome, and what exactly is the stock fuel preasure for a 89 7mgte

 

[Devin LeBlanc]

http://www.cygnusx1.net/Supra/Library/TSRM/MK3/manual.aspx?S=FI&P=73

 

[spikesnstuff0905]

http://mkiiisupra.net/bbs/showthread.php?t=13885&highlight=guide+controller <<<Good info here on fuel upgrades.
35ish psi at idle, it should rise to about 45ish under boost.

 

[mkIIIman089]

^Thats not really accurate, it should rise 1:1 with manifold pressure.