It sounds like you are confusing the 5.5W motor with the old cortex 393 motor (with a green end cap). The 5.5W motor was released a couple of years ago, it just has not been competition legal before, here’s a post with pictures comparing them.
It sounds like you are confusing the 5.5W motor with the old cortex 393 motor (with a green end cap). The 5.5W motor was released a couple of years ago, it just has not been competition legal before, here’s a post with pictures comparing them.