M1 AFE 0W30 vs PP 5W30

[Jonny Z]

90 deg is no heat bro

 

[buster]

Why don't you give it a shot and post what you find? Towing 7 tons is a lot of weight.

 

[Jonny Z]

I do have a pending UOA towing 1 ton with my 4 cyl (max rated cap.)from Texas to Georgia when it was 105 out. It was PP 10W30. Sample was dropped off last Thursday.