Originally Posted by
737 Driver
The engine strakes generate vortices that energize the airflow going over the leading edge devices immediately behind and help delay airflow separation over the wing as the angles of attack increases.
Yes, they do. I have a picture of an Engine Strake for you; have to figure out how to post it. It is many times larger than the little roller ramps.
Can't post urls, can't post pictures.Try
https://i.ytimg.com/vi/_vkgXtuEN34/maxresdefault.jpg
