View Single Post
  #7 (permalink)  
Old 06-21-2010, 07:09 PM
madmaxx madmaxx is offline
CC Member
Visit my Photo Gallery

 
Join Date: Jun 2005
Cobra Make, Engine:
Posts: 3,077
Not Ranked     
Default

It does not average out, what happens is part of the oil acts like 10w30 and part acts like 20W50. It is not a homgenous mixture. It is not the a huge issue but I would not make a habit of it.
Reply With Quote