Routinely use the full RPM range, get heat into the motor. Synthetic oil at the first oil change. Synthetic oil is so good these days, it prolongs break-in and you don't want that. My most recent Raptor, I drove it VERY heavy footed for the first couple thousand miles....
DO NOT BABY IT!
These are the factors that would play into my decision: How long would it take? Do they offer free loan cars? Is there a 100% guarantee that this will stop the leak in one shot? Do I want someone taking apart any part of my factory built engine?
There isn't any way I would take this in if it...