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T To be specific, the cooling system via the thermostat aims to heat up the oil as quickly as possible. I’ve seen full temp achieved in 5 minutes of city driving. actual info: F90 Complete Vehicle 4. Engine 4.9.3. Engine oil cooling The S63T4 engine has an air-coolant heat exchanger for...

Apologies, I was under the impression the ll01 and ll04 are BMW ratings...

Thanks for the replies. BMW dealer here uses BMW approved eni i-sint with the LL01 approval. From what I understand, eni used to be Agip and was regarded a decent Italian oil. Should I go with that or should I be looking for something because of the seemingly demanding 250 degree running temps...

I have seen 0-30, 5-30, 0-40, 5-40 depending on location...

Hello community, So for emissions and efficiency, the BMW F90 M5 has an operating oil temperature of 120 degrees Celsius or approx 250 Fahrenheit. I'm guessing this is a new trend in the emission race and probably common among many new performance cars. The M5 even keeps cooling circulation...

I have been using motul 300v 5w-40 on my 1290 R with 3k miles oci and am happy with it but then again, how many bikes do you know that have "broken" because of the oil...

Andy, You may be right that its not the same HTHS, im just saying that its not the "thinner" property of the oil that should make you move a step up to the 5w-40... its the other ratings and factors that matter... Since redline managed a 3.8 HTHS, im happy with the 10w-30

But hey, in an new car, thinner is better if the HTHS rating is the same... no? arent we talking about better MPG, HP and lower temps?

Thanks to everybody for their posts!!! for the UOA, the small block engine explanation, the oil consumption matter and everything... VERDICT: I have spent hours and hours on the forum trying to decide what seems best to do. Apparently, any good oil (M1, redline, GC etc) is an ok choice, and...

Thanks for all the reponses, really is a great forum Quoting GMBoy: "If you choose to go another route, be sure that oil meets the GM requirement. GM went to MObil 1 oil because they found that syn lubes work so much better that they could eliminate the oil cooler and save weight and costs not...

First of all, hello everybody and great site. Have been reading the forum for a while now, and i must say there are people here that know their stuff, really really impressed! Decided to post for help... Ive been searching the net and forum for opinions on engine oil for the C6... Here goes...