Here is guide that will give you an idea of what you are in for when doing the job.

https://www.2carpros.com/articles/how-to-replace-a-starter-motor

From the book:

Disconnect the battery negative cable.
Disconnect the starter cable (A) from the B terminal (B) on the solenoid (C), then disconnect the connector (D) from the S terminal (E).

Remove the 2 bolts holding the starter, then remove the starter.
Tightening torque :
49.0 - 63.7N.m (5.0 - 6.5kgf.m, 36.2 - 47.0lb-ft)

Installation is the reverse of removal.
Connect the battery negative cable to the battery

You will need to jack the car up safely

https://www.2carpros.com/articles/jack-up-and-lift-your-car-safely

Here are some diagrams for both engines (below)

Please let us know what happens.

Cheers, Ken