Fuel pump [AKA feed pump & lift pump] DIAPHRAGM TYPE, non Cummins replacement, part number Delphi HFP274, for use with Bosch VE Pump, available at:
http://www.usdieselparts.com/index.cfm/category/812/feed-pumps.cfm and
http://www.commonwealthdiesel.com/store/index.php?main_page=product_info&products_id=223 [CHEAPER]
Other manufacturers part numbers at www.rockauto.com :
Airtex 1407
Carter M73060
Fuel Pump, electric, 8 psi @ 100 gph, Carter CRT-P4600HP, 3/8" female NPT threads (http://www.summitracing.com) Use with lift pump block off cover plate - Cummins Part # 3863441 (or use a Chevy V8 block off plate)