Helix Ultra now 5W40
18 June 2002, 10:34 PM
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While paying for my Optimax in the services today I noticed that Shell Helix Ultra (as specified by IM through the dealers) has changed from 5W30 to 5W40.
So, this begs the question - do IM recommend 5W30 fully synthetic as per the manual, or stick with Helix Ultra whatever the grade?
Ken
So, this begs the question - do IM recommend 5W30 fully synthetic as per the manual, or stick with Helix Ultra whatever the grade?
Ken
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