Recent content by BDK

  1. BDK

    Subaru Japan now only recommends two oil grades 0W30 and 10W50

    Something interesting Subaru Japan now apparently only recommend 0W30 for regular cars and 10W50 for WRX STI's...I know in the past they used to recommend 5W30 and 5W40... http://www.pleiades-zero.com/?page_id=69 And the 10W50 not to be used in the F series engines FA20 FB20
  2. BDK

    Mechanic put 10w50 in my Subaru

    An interesting fact I found out today is that Hartech ( Porsche engine specialists re-builders in the uk ) part of their warranty terms is to only use Millers Nanodrive CFS 10w50 NT in their rebuilt engines otherwise you’ll void warranty... https://www.hartech.org/rebuild-terms
  3. BDK

    Mechanic put 10w50 in my Subaru

    Fuchs Titan Race Pro is quite popular with car enthusiasts here in the UK and it gets recommended a lot I have no doubt is excellent stuff was just unsure about the 10W50 rating as now a days everyone always seems to recommend the 0W as being best thing since sliced bread...
  4. BDK

    Mechanic put 10w50 in my Subaru

    Yeah I was all right with it until I’ve spoken to my dad who’s opinion I also respect when it comes to stuff like this so he’s just put some doubt in my mind... just wanted to get some reassurance that’s all....
  5. BDK

    Mechanic put 10w50 in my Subaru

    I just told him to put in what he thinks is best for the car this was after he’s done a full health check...he is one of the most respected Subaru mechanic and engine builder/tuner in the UK so I’m sure he’s done it for a reason and he knows what he’s doing....
  6. BDK

    Mechanic put 10w50 in my Subaru

    The car is stock , but will be re-mapped next month or so (still thinking if it’s safe to do so and worth it ).... I don’t monitor oil temp and on the motorway I do run it hard for the odd monthly motorway run...but normal driving the rest of time and no track days...
  7. BDK

    Mechanic put 10w50 in my Subaru

    Keep the oil and swap before winter for 5W40 then .... it’s an odd one that all the Subaru specialists and engine builders in the UK....all recommend minimum 10W40/50 and RCM 15W20 to the point they don’t even sell lower grades in their shops.....if anyone knows a thing or two about Subarus is...
  8. BDK

    Mechanic put 10w50 in my Subaru

    UK based here I’ve posted here before about Subaru engine oil....well I’ve just had my car serviced at one of the most respected Subaru engine builder/tuner in the UK and he put 10w50 in my Forester XT....the Subaru specialists in the UK here like RCM and Scoobyclinic don’t even sell or...
  9. BDK

    RAVENOL USVO VST 5W-40 any other oil on the market that is better ?

    Those oils are not available in europe unfortunately.
  10. BDK

    RAVENOL USVO VST 5W-40 any other oil on the market that is better ?

    We could go on like this forever at the end of the day I'm not racing on a formula 1 circuit, I went with Motul Xclean+ 5w30 after having a look at Gokhans table for a turbo subaru the most important stats are HTHS(HTHSV) and Noack according to most Subaru owners and forums so I'll just go with...
  11. BDK

    RAVENOL USVO VST 5W-40 any other oil on the market that is better ?

    Thanks for the reply, are you able to elaborate a bit more? What else am I looking for?
  12. BDK

    RAVENOL USVO VST 5W-40 any other oil on the market that is better ?

    Thanks for this! So then it looks like the Motul 8100 X-clean+ 5W30 is better then all the 3 oils I was on about?
  13. BDK

    RAVENOL USVO VST 5W-40 any other oil on the market that is better ?

    Thank u Thanks a lot for the detailed answer, much appreciated!
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