Which remote power steering pump?

Yeah I have racked my brain trying to get the right ratio but with their (really awesome) setup, the alt pulley has to be 1.6 inches for there to be a 3:1 ratio. Stupid really!
Sucks as their stuff rocks. Anyway check this out for old school real racing, not oval or straight line stuff but real racing: [ame="http://www.youtube.com/watch?v=kinW9Q1OxoY"]YouTube- 1972 South Pacific Touring Car Series Warwick Farm Part [1/3][/ame]