What Is The Difference Between A Wet And Dry Compression Test?

What Is The Difference Between A Wet And Dry Compression Test? A wet compression test is similar to a dry compression test except it has the addition of oil placed in each cylinder. One or more cylinders is more than 20% different from the other cylinders on a dry compression test. The extra oil in … Continue reading What Is The Difference Between A Wet And Dry Compression Test?