West Coast,
I bought the exact same switch from Michael Galich who is the Inside Sales Warehouse Mgr. at Geoge B. Allan Co. I beleive I paid $67 thru him and only ordered one.
The pressure adjusts from 250 PSI to 1000 PSI. Part # 209506
800 422-8727
fax 972 241-7126
MichaelG@GeorgeBAllan.com
George B Allan CO
14836 Venture Dr
Farmers Branch, TX 75234
Be sure to tell him I directed you to him and that you are using it in a Stock Eliminator car. He is a race fan who attends events doing photo shoots of cars.
Shoot me your e-mail address and I will send you a picture of the switch installed if you like.
Shawn Allsup