I was constantly fighting w/ the Lokar on mine, I had trouble with the mounting and getting enough travel to get 100%. Finally gave up on it and went to a longer stock style, no issues since. Pioneer part number CA-8418.
http://www.rockauto.com/dbphp/x,catalog,688,partnum,CA8418,d,PIONEER_CA8418.html
Found this handy reference on Moparts:
http://www.moparts.org/Tech/Archive/fuel/24.html
