Oil Filter Housing Surprise

[particlewave]

Notice that they are all identical. That’s a big clue.

It’s definitely not chain ramp material.
It’s not water pump vanes.
It’s also not from anything in the filter housing.

.

[Franco]

Originally Posted by particlewave

Notice that they are all identical. That’s a big clue.

It’s definitely not chain ramp material.
It’s not water pump vanes.
It’s also not from anything in the filter housing.

.

Can they be from the inside of the oil pan?