For all the responses, thanks guys! I am no Tribologist but I am aware that certain standards and properties are key to a healthy engine, I can read and take advice.
You posted while I was typing, I am sort of leaning that way. Aware that the XW-30 is the Ford spec but the Hot end of the W can vary a lot from mfg. to mfg. and with the current GM 6.2 debacle and thicker oil in lieu of the CAFE standard, I am thinking the 40W is less CAFE friendly but perhaps...
I get that the WSS-M2C946-B1 is specific to the weight, the link above applies to a different spec WSS-M2C961-A1 which supercedes the WSS-M2C946-B1 so likely a tighter yet standard though still specific to 5W-30. This would lead me to believe that no 5w-40 is going to meet that spec as the...
I bought qty 3, 24 qt box of Mobil 1 5W-40 from a shop closing down oil change service. Time vs money thing for them.
Meets or exceeds the requirements of
API SP, SNPLUS, SN SM SL
ACEA A3/B4
AAE (STO 003) GROUP B7 -CHINA GB 11121-2006SL
Has the following builder approvals
-MB 229.3, MB 229.5...
Long time lurker first time poster. I am looking for a little information on flow rates and such along with GM's change of specified filter for the L5P diesel in the 2500 and 3500 HD trucks. I have included a few links for reference, just trying to be complete. My main concern between the PF63...