427 GM Oil Pump - GM #3946023
 

Searching for oil pump c/w pick up - GM #3946023 used with 427 GM Deep Performance Oil Pan, 6 quart - GM #3879633, in NOS or excellent condition.


The casting number on the side is #3963598 and on the bottom #3860376.


Thanks !

Btt

I received clarification...it appears that GM #3964255 is the correct oil pump that I need to located for the GM Deep Oil Pan #3879633.

GMPARTSWIKI lists the following description for the associated part numbers.

#3964255 Pump ASSY. (Oil) (Deep Oil pan Only)

#3946023 Pass. 396, Pump ASSY Oil


Thanks !