What are the performance characteristics and potential drawbacks of biodegradable engine oils?

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 ... The alphanumeric code, such as "5W-40," on engine oil containers provides valuable information about the oil's viscosity, which is its resistance to flow. The " ... Mar 4, 2025 ... So, once they form, the only way to get it out of the engine is to let it wear out over about 30-40k ... 5W-30 snake oil er motor oil) and the ... Nov 7, 2018 ... ... 5W-40 · 10W-30 · 20W-50 · Rotary Premix · 75W-90 · Ordering Details · Racing Oil ... The information contained within the site is provided without ... Feb 2, 2015 ... As to my experience to support the informational review above ... 5W-40. Mobil 1 5W-30 was changed to an easier to shear formula, it ... Content is for general informational purposes only. You should not rely solely on the information displayed on our website. Actual product may vary. Always ... $109.95 (15w-40 Delo) $169.95 (5w-40 FULL Synthetic Delo). RECOMMENDED EVERY 30,000 MILES: Replace engine oil (up to 8 Qts.), engine oil filter, check brakes ... eBay cost per unit shopping assistant for 5W40 motor oil. Products are assesssed for cost per unit and ordered cheapest first. May 28, 2016 ... Oil Change Information/Torque Specs/etc. Nice to have all the ... Also, I simply could not find a 5w-40 oil ANYWHERE. So, since I get ... Apr 8, 2015 ... XK / XKR ( X150 ) - Oil Change, 5w-30 or 5w-40? - Getting ready to change my oil since taking ownership back in October.