This isn’t to whom parent is referring, but you can watch this video about wet timing belts for an idea https://youtu.be/0SASSFjIt5I

In short, it’s an awful idea because even if the belt doesn’t fail early, debris from the belt will clog oil pickups, galleries, and passages.

Mat Armstrong is one, car companies refuse to sell him parts or manuals, and he find parts that are needlessly cryptographically signed to a car.