Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › 2010 Chrysler 300 – Low Compression In Single Cylinder › 2010 Chrysler 300 – Low Compression In Single Cylinder February 3, 2020 at 2:18 pm #895982 Richard KirshyParticipant Judging by the pictures on line. It appears that perhaps due to bad lashing adjustment(s) May have caused the rocker arm to shift sideways causing excessive wear. That would explain the excessive gap.