Revert "engine parameters smoothed"

This reverts commit acaf4e0dfe234e0e72a57787c24edc1464f93c32.
Revert "Revert "engine parameters smoothed""

This reverts commit 1ebb5b6763c183aaf40abc9be224f37c7ceca7e1.
Revert "NON WORKING COMMIT"

This reverts commit 9d8ae0e3cbf6beaeab25fed698c4cc5328f516ec.