Proper break-in of a new or overhauled aircraft engine, particularly its piston rings, is essential for long-term reliability and requires specific operational procedures. Meticulous planning is ...

Procedures for “breaking in” new, remanufactured or rebuilt engines are evolving. Standard procedure in past decades was to use break-in oil in a “new” engine for the first 100 hours. During that time ...

Everyone seems to have their own theory for engine break-in procedures these days, but sometimes sticking to the old-fashioned way of doing things is the best. "Getting a new engine is a wonderful ...