looking for the fuel sending unit pigtail, the one with the round terminal to the blade terminal, goes from the unit to the cars harness.


from the yellow terminal

to this connector

 

for anyone who finds this in the future. this is the part i used after cutting off the resistor and ring terminal:



46-1868 Resistor
• Delco 27SI/Type 200 Series IR/EF Alternators
• Replaces - Delco 1876474





i checked continuity to the end of the ground ring to confirm it fit and worked