In my Gas Pump Identification book we put a value of $450.00 for them. I feel that is still the value for them, even though the book is 3 years old. As for the one grade pump, it depends on which one you are asking about.
[This message has been edited by Jack Sim (edited 05-22-2005).]
Author, 1st & 2nd editions of Gas Pump ID book, 3rd edition is now available at www.gaspumpbible.com
Air Meter ID book also available