FYI guys, the contacts & plunger for the 'other' starter will work in the Cummins 3904466 starter.NOTE: THE STARTER FROM CUMMINS IS USUALLY THE MOST EXPENSIVE ONE
Cummins 4BT CPL858 Starter Cross References:
Starter, Nipondenso, Cummins 3904466, Nipondenso
The P30 Chevy starter may be listed as an industrial equipment type. This starter is used with both automatic and manual Ford and GM transmission-flywheel- adapter sets found in P30 4BT retrofits.
Larry B sells some very good ones, he just confirmed his part number R90SS ($22.95) will work for this starter. www.larrybs.com