http://www.classicchevroletparts.co...rakesRearAxleDriveshaftWheels.pdf#page=1 $50-60

http://www.napaonline.com/MasterPages/NOLMaster.aspx?PageId=430&CatId=4&SubCatId=2

napa has it too $40-60

Be sure the lines are clear first. Mine would quit at 1/2 tank and found a hole in pick up tube. If you get fuel out blow lines or replace with rubber to test line for blockage. Be prepared to change oil sometimes a bad pump will dump gas into oil. You can also be sure of fuel delivery to pump this way
http://s320.photobucket.com/albums/nn343/brsdb3381/?action=view&current=0212.jpg
Process of elimination
Good luck

Brad