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Originally Posted by Tannaton
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Hi Tannaton, thanks for the link. Time allowed for some research and the Shell Helix 5W-40 fully synthentic is the correct ACEA spec for a 1998 V70R. So, on the next oil change, she's going onto fully synthetic from now on, especially as she's done over 220K.
Thank you to everyone who's contributed to this interesting thread. Have learnt a bit more about how oils have developed over the years. Your knowledge is much appreciated as always. I'm invited to a dinner party Saturday so the person next me to can hear all about oil viscocities and ACEA specs