Kind of the reason I had asked was to bring you to discover these have an asymmetric pattern. I look at two errors that are easy to make, one as I did thinking it was symmetrical and drilling the most important hole wrong or making a reversed adapter.
I know now that you won't F'up your plate.

Cheers, Charlie
If It ain't broke, Modify it!
87 Montero turbo Converted back in Spring1989
95 Montero SR 3.8 DOHC Only one?
93 Pajero 3 door 6G75 Mivec with paddle shifted 5 speed
Then a Gen2 SR with full coil independent suspension.