Originally Posted By: Cujet
While not the same, the Ford 4.6L truck engines clearly show better UOA numbers on 10W-30 Mobil 1, compared to 5W-20, down here in hot and steamy South Florida. Especially when towing is involved. However, the numbers you are seeing are just fine.
We would see well over 90PPM iron with the thin oil on a 5K change interval and towing.
Have you posted those here? I collect anything Modular.
While not the same, the Ford 4.6L truck engines clearly show better UOA numbers on 10W-30 Mobil 1, compared to 5W-20, down here in hot and steamy South Florida. Especially when towing is involved. However, the numbers you are seeing are just fine.
We would see well over 90PPM iron with the thin oil on a 5K change interval and towing.
Have you posted those here? I collect anything Modular.