What is this plug for- MP Hemi block

[65AFX]

What is the o-ringed big plug for at the front of the block just above the oil pump?

 

[beanhead]

Ports for an external oiling setup, if you wanted to go that route.

 

[493 Mike]

Does that model have a priority main bearing oil galley? Just speculating!
Mike

 

[ruffcut]

Exterior pickup

 

[33 IMP]

I don't honestly know..... but if I were to guess.... auxiliary oil cooler.

 

[pnora]

My MP Hemi and wedge blocks did not have them.

 

[pnora]

What is the o-ringed big plug for at the front of the block just above the oil pump?

View attachment 1276231

Newer Callies block. Read all about it. https://1y7u5x3pq48uahmtu2sfklig-wp...ies_Mopar-Gen-II-Hemi-Info-Flier_20210217.pdf

 

[65AFX]

We have a winner!!!! "pnora". Thank you. I have an internal oil pickup now, but may change to external.