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Rsmith38 · 03-07-2017, 09:25 AM

Synthetic VS conventional oil results in a 20 degree cooler temp in a street driven ENGINE (should be same in a trans? friction is friction).
My findings with oil temp guage on Jeep 4.0 engine.

03-07-2017, 09:25 AM	#6
Rsmith38 Member Join Date: Mar 2011 Posts: 186 Likes: 0 Liked 28 Times in 15 Posts	Re: Dextron III / IV or Synthetic ATF Synthetic VS conventional oil results in a 20 degree cooler temp in a street driven ENGINE (should be same in a trans? friction is friction). My findings with oil temp guage on Jeep 4.0 engine.