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    Gulf formula GMX 5w-30

    No they sell both... http://www.opieoils.co.uk/p-79207-gulf-formula-gmx-5w-30-fully-synthetic-engine-oil.aspx http://www.opieoils.co.uk/p-60131-gulf-f...w-mercedes.aspx (I don't work for them, in case you're wondering).
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    Gulf formula GMX 5w-30

    I've used Gulf's "Formula G" 5W-40 before. Seemed like I was buying a budget oil, but only because of the cheap(ish) price. I can buy oils from their service stations here in the UK (of which there aren't that many) or from Opie Oils at good prices. Here's a link to a PDF...
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    Is there an easy way to pick a good motor oil ?

    Originally Posted By: bbhero This here is one of the best rationales of how to proceed when buying oil for a car. Read what meets the specifications of the manufactors and choose from there. The MB 229.5 is one of the hardest specs to meet. That's good advice. My Honda manual states "use any...
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    Re-using oil contaminated with water

    Isn't engine oil designed to cope with water (as an emulsion) as small quantities in any vehicle oil circuit is unavoidable because of condensation?
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    Re-using oil contaminated with water

    Originally Posted By: RTexasF It is imminently impractical mate. Cheers Yep, seems to be the consensus - thanks to all who've responded.
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    Re-using oil contaminated with water

    No big deal, but if water and oil ultimately won't mix, there's no risk, right ?? Just wondering...
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    Re-using oil contaminated with water

    I changed my oil last weekend (Shell Ultra)... This weekend, I hydrolocked my engine - sorted it all out and oil was changed due to water contamination. If I leave the week old drained oil in a container long enough for the water to separate - would it be safe to re-use for my next oil change?
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