I'm in the middle of a head swap right now, and once i got the intake manifold off, i saw the sensor below, snapped off. I didnt think i broke anything, but i must have, b/c it snapped off. Can anyone tell me what it is and if its important and needs to be replaced or if not, what i can do.

 

it is your oil press sensor i did the same thing they are 44 at auto zone if you need better help give me a call 4437351535

 

It goes here


close up:

 

Thats the oil pressure sender unit.

 

oil pressure sender

and best o luck with your 5.3 heads [cause youre going to need it]