[Marrk]

Originally Posted by smbrm

The reason they don;t want you to use cruise control is so that the engine does not run at a fixed rpm for a long time. You want as much variation in rpm as possible for the breakin period. I usually run at different engine rpms in different gears on the highway to get that breakin. so run at 100kph for a while, then at 90 kph then at 80 kph then 90kph then 80 kph then 100 kph mix it up and change the order. That way the engine sees a variety of rpm's.
That has always worked for me and I have had cars for 20+ years.

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