How do you remove oil sludge from an engine efficiently to prevent problems? 99 Chrysler Concorde 2.7?

This engine is well known for sludge issuesHow do you remove oil sludge from an engine efficiently to prevent problems? 99 Chrysler Concorde 2.7?
A flush is worthless, if the motor is good operating condition, you can add some auto. trans. fluid to your oil. the detergents eat away the sludge, but you will have to change your oil more often. the only way to get rid of it all is an overhaul.How do you remove oil sludge from an engine efficiently to prevent problems? 99 Chrysler Concorde 2.7?
well in the day we used kerosene to clean it all out, not running the engine and making sure there was no spark,,





now, you can buy additives to add to a engine to clean it,





I only run Castrol in all my cars,
if it has sludge,its probably too late with the 2.7..
There are products to do it but if it was my car I'd just change the oil every 3000 miles and don't let it get low. A good detergent oil will clean the engine over time.
take off the valve cover and clean what you can with gasoline then use an additive like gunk out