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Hi All, As the title. Most 5w40 oils have a HTHS of 3.5 3.6 some 3.7 . 5w-30 A3/B4 and or C3 oil are also 3.5. What is the advantage of using an oil that has a higher kinematic viscosity, but the same HTHS. Seems pointless to me. I can understand that a HDEO 5w40 having a hths of 3.9 or 4.0...

The successor of this engine the n62 is allowed to use ll01fe wich basicly is a5/b5 oil. Does anyone have a insight to what difference there is, making the n62 suitable for low hths oil?

Just did the 5th oil change. So a uoa is useless I do my own oil change. Just saw the 60l barrel i use. I assumed it was ll01 5w40 last 2 years. I feel verry stupid.

Hi all, I own a bmw x5 4.4 m62 . Just found out the oil used in the last 80.000km was a a5/b5 5w30. A ford oil also carrying the WSS-M2C913-D spec. The oil was changed every 20.000km. This oil choice was by mistake. Engine seems fine and runs great. Oil consumption is 1 liter every 6500km...

What do you guys think of the HTHS of this oil? i am concerned about the HTHS

I also have ester synthtic oils available 0w-40 and 15w50 both api sl.

I am most concerned about cyinder and ring wear.

Do you have any clue on the HTHS?

Good day all. I have a Glasstron powerd by a mercruiser 2.5 120HP @ 4300 RPM. A perfect running engine, propped correctly. The duty cycle. Some plessure trolling, some water skiing, some full throttle cruising. I change oil and filter every year ( about 50 hours ). It is used 9-10 months a...

Kroon oil is a Large oil company over here. and well respected.

Okay guys results came in today. and gues..... The HTHS of the oil is 2.7 in the report they allready mentioned the a3/b4 label on the bottle was wrong. I find this quite anoying, i used the kroon 0w20 some time believing it has hths 3.5 as the confirmd on the phone. The just said it was while...

it is enoes 0w20

Yes it does say it on the bottle, can't you see it in the picture ?

the oils are kroon 0w20 http://www.kroon-oil.com/en/products/cat...-specificaties/ wolf champion 0w20 http://www.championlubes.com/EN_EU/products/product_15104.aspx eurol 5w20 http://www.eurol.com/en/37-products/659-eurol-super-lite-5w-20.html

no it does not anny mb 229.x or 228.x oils must meet hths 3.5 however this engine has demonstrated in the wear tests it can use it. as wear limits are identical

Hallo all, I have a mercedes e220 cdi (OM 646 LA engine ). acea uses This verry engine for wear control test for all acea ratings: http://www.aftonchemical.com/Lists/Brochure/Attachments/40/Afton_Lube_Spec_Handbook_2012.pdf page 81 I believe. the thing is wear limits on the components of...

hths limit for a5/b5 is not 2.6 for sae 20. it is 2.9 hths limit of 2.6 is only a1/b1 for sae 20 oils and 2.9 for sae 30 oils

hths limits are: a1/b1 min 2.9 or if sae20 min 2.6 a3/b4 min 3.5 a5/b5 min 2.9

Good day all, As you may now I have dug into the oils that are 20 weight and claiming a3/b4. I now have 4 one litre bottles of 4 different companies being 2x 0w20 and 2x 5w20 all 4 have the a3/b4 spec on them. ( called all 4 companies making sure hths was right, all 4 said yes it really is...

guy's i wanted to share this with you: ftp://ftp.astmtmc.cmu.edu/docs/diesel/hdeocp/minutes/2001/hdeocp.2001-07/0701ATT16.PDF