When you look at how type acceptance works, all Boeing planes are going to be a "737". When you actually look at the 737 MAX and compare it to earlier aircraft,

When you look at how type acceptance works, all Boeing planes are going to be a "737". When you actually look at the 737 MAX and compare it to earlier aircraft, it's pretty obvious that they've created a whole new aircraft. Hence MCAS trying to pretend like that didn't happen & dead people.