Ooops, I failed to label each rotation.
Std LH rotation left side.... REV RH rotation right side.
Oil pans should be different only at rear seal. Although main bearings are larger diameter on 360's. the outside diameter of the rear cap is smaller.
Here is a vertical shaft, sliding sleeve and brass split ring keeper (green arrow).
The OD sides of the brass splint ring keeper should
Ok so I had to purchase a helicoil tap and a couple of inserts.
Got it first try!!
Pic of tap and the insert installed.
In addition to what Gary said, this can be a double edged sword, so to speak.
This is tuff to explain if you are not familiar with Volvo Penta's