• out of stock

Valvoline SynPower MST 5W-40 Full Synthetic Engine Oil 10L $39 + $12 Delivery ($0 C&C/ in-Store) @ Repco

360

SynPower™ MST C3 5W-40 is a full synthetic engine oil suitable for diesel and petrol engines. Using modern technology, its formulation is suitable for diesel vehicles including those fitted with or without DPF emission systems, as well as petrol engines with or without catalytic converters.

SAE 5W-40, API SN, API CF, ACEA C3, BMW LL 04, GM DEXOS 2 Approved, MB 229.31, MB 229.51, Renault RN0700, Renault RN0710, Porsche A40.

*Refer to owner's manual for recommended oil specifications and change intervals.

Great price ($3.9 per litre, probably all time low post-COVID) for a branded, premium mid-saps full synthetic engine oil.

Available at Croydon, Gladesville, Hoxton Park, Smithfield, St Peters in NSW at time of posting

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closed Comments

  • good luck finding stock

    • +1

      1 left at Croydon and Gladesville that I was going to grab. But then I decided not to be OZB impulsive as I still have a 10L Castrol Edge tub sitting in my garage lol. Decent value for 10L though.

    • I've got some available at 2 stores near me. But it's not for me sadly.

  • +1

    Can I use this if my car recommends 5w-30?

    • +4

      It's fine man, wouldn't worry that much unless you're racing the car at the track. I run 5w-30 and 5w-40 in my car depending on what I can get on sale.

    • +1

      Yes. Even better going into summer. Do the specs match? If you drive a fancy car it may need different spec oil like A5 etc.

      • 3.0L 02 Outback with 200k on the odo. Probably not good for it?

        • +1

          perfect oil for that Outback

        • +1

          5W40 is perfect for that gen Outback
          I ran 5W40 for years in mine, but eventually moved to 10W40 to shut up noisy lifters

    • first number is just winter flow rate spec… it doesn't really matter unless your ambient temps drop below whatever the first number is rated for. Therefore I just buy whatever is newest spec/or the min spec I need, and the best value.

      I usually run 10w40 (little more exy) and 15w40 (cheapest)

      • it doesn't really matter unless your ambient temps drop below whatever the first number is rated for.

        It's quite specific the way it is measured. The W viscosity is measured at -17.8c. The 2 nd number is measured at 100c.

        • +2

          I think that's exactly the point though - in Australia, what happens at -17.8c is totally irrelevant, we don't even get down to 0 in most of the country 😂

          • @Nom: I don't think you are understanding the point of consistent test procedures.

      • +1

        Yeah spot on.

        This simple bar graph illustrates same.

  • Thanks, got one

  • Thanks op got 1 .

  • Thanks op got one for beemer!

  • +1

    I've just been shopping. Is this compatible with my MG4?

    • +2

      I don't believe you because if you really had an MG4 you would start a whole new thread with this question. 😉

    • +1

      Sure, just pop it in the washer fluid tank and you're good to go

    • It'll be perfect to stop the muffler rusting.

  • Thanks OP, solid price.

  • thanks op, got 1

  • Is it suitable for Mercedes petrol cars C250?

  • can someone enlighten me, I am not sure how to change oil and why(as I believe they do change it during servicing).

    can I use this in 4 stroke mower?

    • The oil is changed because deposits from the combustion process build up in the oil circulating the engine to lubricate and cool it, that has metal to metal parts rubbing together at thousands of cycles per minute. Without changing the oil and filter, sludge builds up and the engine would wear out prematurely and eventually seize.

      You could probably use this in your mower if you require around SAE 30 or 40 oil in it.

      How to Change Your Oil (COMPLETE Guide): https://www.youtube.com/watch?v=O1hF25Cowv8

      • multigrade isn't recommended in any mower I'm aware of

        • +1
          • @Monad: Interesting…. times change, and internet info indicates you're right.
            While I don't see briggs and stratton as any longer the leading light of manufacturing…. more as a throwaway… I note various other significant brands quoting multigrade oil… often their with their own label.
            One day I'll revisit the story of multigrade oil additives and why they're not good for your mower…. a story etched in my mind.
            I suspect there's still something in the story, as all the mower data I just looked at includes single grade (usually sae 30) oil in recommendations…. something car manufacturers never do.

            • @rooster7777: probably to stop oil flowing away from the places it's lubricated well (monograde in a mower or whatever). Versus multigrade that'll flow wherever physics allows it to with it's particular molecular properties.

              In the real world, it probably matters much much less nowadays compared to the past.

            • @rooster7777: Viscosity breakdown from shearing of viscosity improver in the engine I suppose. Gears tend to shear the VI molecules, which might be the reason why multi grade is not recommended by mower manufacturers?

        • My Honda mower was always 10w-30 full synth changed every November. It was great for 20 years. My ex traded it in because she wouldn't follow the starting procedure.

          https://www.hendersonmowers.com.au/accessories-and-safety-eq….

    • -1

      1) oh dear
      2) No ….. well… maybe/ perhaps/ apparently

    • can I use this in 4 stroke mower?

      A mower takes approx 1l of oil. Why would you buy 10 litres?

      Just pay the extra and buy the correct amount of the type specified by the manufacturer of the mower.

  • In stock at Beaudesert QLD, but too far for me to drive. Great value though for 10L

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