Engine Oil 10w-40 or 5w-40?
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Engine Oil 10w-40 or 5w-40?

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Engine Oil 10w-40 or 5w-40?
Magenta Sunset Offline
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#31
20-09-2015, 06:28 PM
I'm using Comma 10w40 at da mo. seems ok
It goes, it stops (as reqd). Makeup
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Poodle Offline
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#32
21-09-2015, 05:30 AM (This post was last modified: 21-09-2015, 05:30 AM by Poodle.)
I have found 5w30 does cause leaks on older, poorly maintained engines. Unfortunately that description is appropriate to 90% of 306 diesels these days. lol Steve is right, i find they run rather louder too, which will be due to the lower viscosity at operating temperatures.
306 HDi Deathtrap - 130bhp / 220lbft
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