Forum Discussion
hanko
May 12, 2015Explorer
dodge guy wrote:bigbaddad wrote:
In 2009 at Hershey I asked the Ford guys why the 5-20 as opposed to the 10 - 30 I had used in general for many years. They smiled, said they loved all the stories they heard, but for the V10 it was mainly needed for engine tolerances which were tighter than in the past.
So they secretly got ahold of all the engines that required 5 or 10W30, pulled the motors and tightened up the tolerances then told everyone to start using 5W20? That is very good of them!
You drive a Chrysler product and wouldn't understand tight tolerances. They need straight 50 wt
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