Editing Common unexplained engine noises

===COMMON UNEXPLAINED ENGINE NOISES:=== *Cracked flexplate or loose flexplate to crankshaft bolts *Loose/missing hardware holding torque converter to flexplate *Leaky header/exhaust manifold at cylinder head *Leaky header collector at junction of collector/exhaust pipe *Trash/dirt in lifter *Collapsed piston skirt *Lifter/lobe disintegration, increasing valve lash *Improper valve lash *Rocker arm contacting inside of valve cover *Crankshaft counterweight hitting dipstick *Detonation *Loose or missing Bell housing Bolts [[Category:Troubleshooting]]

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