Web13 gen 2010 · the 4.0's usually develop a little piston slap as they age. Try running a thicker oil see if that quiets it up. The MMO and seafoam thin the oil and could make this sound worse. IMHO, adding that stuff to the oil of a jeep that's running fine is a waste of $$. T tonwantonga Registered Joined Mar 28, 2004 47 Posts Web21 dic 2024 · A footnote to the piston issue is that these later Jeep 4.0L inline six engines have a tendency to break piston skirts. This problem has a two-fold cause: 1) short and …

Jeep 4.0 Engine Noise Diagnose - YouTube

Web1989 Jeep Cherokee XJ Pioneer Renix 4.6L I6 AW4 NP231 6" RE Lift 35"x12.5" KM2sThis is actually a 4.6L Stroker build which uses aftermarket pistons, but the ... Web23 giu 2024 · That isn't piston slap. That is a cracked and then later broken piston skirt. Big difference. My 2000 WJ with a 4.0 started making noise at 100k miles. I dropped the pan and found pieces of #3 piston lying in the pan. I drove it for another 182k miles in that condition and tried to blow it up numerous times. spartan lounge reclined shampoo chair

Jeep 4.0 Piston Slap Jeep Enthusiast Forums

Web26 mag 2003 · My 4.0L has 162,003 Miles on it and cylinders 1-5 are putting out between 165 and 176 PSI the #6 cylinder is putting out 140 PSI, Also what I thought for the … Web26 mag 2003 · My 4.0L has 162,003 Miles on it and cylinders 1-5 are putting out between 165 and 176 PSI the #6 cylinder is putting out 140 PSI, Also what I thought for the longest time was a rod knock is... Web6 giu 2024 · This is AMC 4.0 in my 1988 Jee Cherokee. It has, what I believe to be, piston slap on cylinder 6. The engine is cold in this video as that is when the noise ... technical analysis stocks vs forex