Is it always better to use a higher viscosity oil like 5w 40 for older engines?

Oct 3, 2008 ... 2007 Passat 2.0 T. It's losing oil like crazy! Every 2 weeks I need to add a quart of Castrol Syntec 5W-40. It's. Mechanic's Assistant chat ... "Boil it in oil," said another. "Burn it at the stake," said a third. When ... biographies, stories and informational books that are available for chil-. Nov 28, 2020 ... Some BMW engines require a 5W-40 oil that meets the BMW LL-01 spec ... Amsoil Informational Study (40); AmsOil Products (67); Amsoil ... Jan 8, 2024 ... If you are in a climate colder than 0°F, then switch to a different blend engine oil, like 5W40. If you don't use the right engine oil for ... May 10, 2019 ... Most of the time, a good HD truck oil like Rotella or Delo 5w-40 is ideal, and far exceeds many mfg specs, like VW 502, BMW LL01, but in the ... Jul 7, 2013 ... What is the best synthetic oil for an A4? ... I like Castro 5w-40, however people with oil consumption issues say that Mobil 0w-40 works better ... Shell Rotella 15W40 Diesel Engine Oil. Packaged Oils: Cenex; Phillips; Hartland ... 5W40 Full Synthetic. Kendall GT1 HB SB, 5W20 and 5W30. Fleet Supreme ... Jul 19, 2006 ... Click to expand... ESSO Fully Syn 5w/40, SHELL Fully Syn 15w/50 ... If it's a turbo, it uses 5W-30 synthetic oil. All other new Subarus use 0W-20 synthetic oil. *For informational purposed only. Subject to change. Always consult ... Jan 18, 2019 ... My Advance Auto has Pennzoil Pure Plus Platinum Euro full synthetic 5W-40 ... This is just an informational post for those who may choose ...