Inefficient combustion is usually caused by a number of factors, such as excessive idling, short run time, light work, and city type driving. All these Broken piston ring caused by hard carbon depositsoperating conditions do not allow efficient combustion of the diesel (or gasoline), which contribute to hard-carbon deposit formation, often resulting in major engine problems, including premature wear, breakdown and ultimately, overhaul. Here’s a solution…

problem solved!