"Any one know the standard engine startup order used on the Propliners ( DC3, DC4, DC6)? I'm sure it wasn't a straight 1-2-3-4.
What about the startup order in modern 3 & 4 engine jets."
As you can see from the replies above there is no fixed sequence - it depends on your companies SOPs, as is often the case when you ask these kind of questions. When I flew DC3s it was number 2 engine first allowing the pax door to remain open until the last minute. (The traffic officer had to exit through that door) When I flew 747s it was 1234 