PPRuNe Forums - View Single Post - New Cylinder AD's released by FAA
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Old 27th Apr 2014, 23:34
  #229 (permalink)  
No Hoper
 
Join Date: Apr 2012
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Ofcourse lead doesn't lubricate the valves, it's the oil leaking past the valve guides
Tetraethyl lead, the snake oil salesman's friend
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