Originally Posted By: gilbertsta
I found a great deal on a bunch of 50w oil.
If it is Schaeffers 5W-50 you can sell it to me. I love running the thicker oil in my Beetle, especially since it has a bad camshaft (and needs the extra thickness for protection). In fact all 2005-06 TDIs have this problem and need a thicker oil.
But to answer your question: Mix Mobil 0W-20 with your 50W-50 oil, and the viscosity modifiers will thin it down to approximately 10W-50 oil. (In other words the topend will not change, but the bottom end will.)
I found a great deal on a bunch of 50w oil.
If it is Schaeffers 5W-50 you can sell it to me. I love running the thicker oil in my Beetle, especially since it has a bad camshaft (and needs the extra thickness for protection). In fact all 2005-06 TDIs have this problem and need a thicker oil.
But to answer your question: Mix Mobil 0W-20 with your 50W-50 oil, and the viscosity modifiers will thin it down to approximately 10W-50 oil. (In other words the topend will not change, but the bottom end will.)