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  1. #1
    Non-member Nottswoody's Avatar
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    Oil in water but no water in oil.

    As title says guys..

    We're would you start looking? Iv cleaned it all out once but it's returned in my tank.. Also seems I'm loosing a bit of water.. Head gasket? Radiator? What would you do guys? Drives fine boosts well idles fine and starts fine.

  2. #2
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    Re: Oil in water but no water in oil.

    Have you got the standard rad/oil cooler setup?

    If so I'd start there.. Could also be turbo

  3. #3
    Non-member SCHWARTZ's Avatar
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    Re: Oil in water but no water in oil.

    Id look at rad if you have just re-built the engine, try pressure testing the rad to see if it leaks.

  4. #4
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    The rads fairly new re core jobbie is it a case of putting the pump valve into a header tank cap and pump away?

  5. #5
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    If it is the turbo what part would it be? Expensive could I doit my self?

  6. #6
    Non-member Romil Davda's Avatar
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    Re: Oil in water but no water in oil.

    The OE rads have been know to leak oil into the water system (oil cooler built into rad), this would be my bet....

  7. #7
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by Romil Davda View Post
    The OE rads have been know to leak oil into the water system (oil cooler built into rad), this would be my bet....
    I hope it's that as its a easy fix

  8. #8
    Non-member Jonny5's Avatar
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    Re: Oil in water but no water in oil.

    Cracked head or head has lifted off block
    Last edited by Jonny5; 15-05-2013 at 17:23.

  9. #9
    Non-member Romil Davda's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by Jonny5 View Post
    Cracked head
    Thats not a nice thing to say about Paul's drug taking habits...

    Oh, cracked head!!! my bad.

  10. #10
    Non-member Jonny5's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by Romil Davda View Post
    Thats not a nice thing to say about Paul's drug taking habits...

    Oh, cracked head!!! my bad.
    Well he does spend all day counting them

  11. #11
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    So we're basically saying it could be anything lol
    I have a spare head
    I have a spare turbo

    Bloody cars I can see me pigeon holing this 5 for a very very long time..

  12. #12
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    Or should I keep going to it pops

  13. #13
    Non-member SCHWARTZ's Avatar
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    Re: Oil in water but no water in oil.

    i would take the water hoses off the rad block one outlet then knock something up to fit an airline to it and pump it up. not to much shouldn't take a lot to see a leak

  14. #14
    Non-member RussellT's Avatar
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    Re: Oil in water but no water in oil.

    ?cracked liner

  15. #15
    Non-member 5teve L's Avatar
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    Re: Oil in water but no water in oil.

    I had this years ago, my rad or oil cooler had split causing water & oil to mix, ended up in my header & then all over my windscreen through my louvred bonnet

    I still blame James as he gave me the rad

  16. #16
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by SCHWARTZ View Post
    i would take the water hoses off the rad block one outlet then knock something up to fit an airline to it and pump it up. not to much shouldn't take a lot to see a leak
    But how would I see the oil leak?

  17. #17
    Non-member Romil Davda's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by Nottswoody View Post
    But how would I see the oil leak?
    Once your pressurised the system, you will know if you start loosing pressure (as the pressure will drop)... If it holds pressure, your ok, well the rad anyway.

  18. #18
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by Romil Davda View Post
    Once your pressurised the system, you will know if you start loosing pressure (as the pressure will drop)... If it holds pressure, your ok, well the rad anyway.
    I'm thinking it would be easier to take the rad completely off block up the oil threads then pressurise it? Saves me getting water in the oil?

    I just can't get in my head why the pressure Is going one way? Would it not just mix both oil and water into the hole system?

    God I hope this is cheap iv got a nipper on the way that's why I did this last year.. Otherwise this 5s off the road for a long long time

  19. #19
    Non-member Markey Mark (BD)'s Avatar
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    Re: Oil in water but no water in oil.

    I've had this before in my old campus and seen it before on few 5's, ended up being crack in the head.

  20. #20
    Super Administrator R5MJH's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by Romil Davda View Post
    Once your pressurised the system, you will know if you start loosing pressure (as the pressure will drop)... If it holds pressure, your ok, well the rad anyway.
    i had mikes retapped and pressure tested monday, they pressurised oil gallery to 80 psi and all was sweet no leaks but pressure test water part of rad you will fubar it they can only take 10/15psi max be warned

  21. #21
    Non-member SCHWARTZ's Avatar
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    Re: Oil in water but no water in oil.

    oil is at a higher pressure. drain the rad and just fill with air you may get air in the oil but that it.

  22. #22
    Non-member SCHWARTZ's Avatar
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    Re: Oil in water but no water in oil.

    or pressure the the oil side either way if theres a leak it wont take much to show a leak.

  23. #23
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by Markey Mark (BD) View Post
    I've had this before in my old campus and seen it before on few 5's, ended up being crack in the head.
    Oh dear..

    It makes me think did I really tighten them correctly? Pitty as I spent bloody hrs gasket matching it..

    Guess it won't last till after blyton lol

    Next question is could I swop my other head off my other engine? No issues with that one and I only had it skimmed a few months before taking that engine out..

  24. #24
    Super Administrator R5MJH's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by Nottswoody View Post
    Oh dear..

    It makes me think did I really tighten them correctly? Pitty as I spent bloody hrs gasket matching it..

    Guess it won't last till after blyton lol

    Next question is could I swop my other head off my other engine? No issues with that one and I only had it skimmed a few months before taking that engine out..
    id test rad first its easier than head off mate

  25. #25
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by R5MJH View Post
    id test rad first its easier than head off mate
    I will bud don't you worrie.. I noticed a little rust and I mean little in the bottom corner when I had the engine out but that wouldn't be it as it was the opasit side to the oil. But everything iv read so far says oil split in head..

    At this point iv gave up lol babies are my efforts this year

  26. #26
    Super Administrator R5MJH's Avatar
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    Re: Oil in water but no water in oil.

    i had one tested monday they tested it to 80 psi ish and there should be no leak off, if this turns out fine id be looking at what mark says mate

  27. #27
    Non-member Brigsy's Avatar
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    Re: Oil in water but no water in oil.

    Cracked head.

  28. #28
    Non-member TNT ANDY's Avatar
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    Re: Oil in water but no water in oil.

    Like previously stated - check rad 1st

  29. #29
    Motech Tony Walker's Avatar
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    Re: Oil in water but no water in oil.

    oil gallery in head cracked or leaking rad. its where the oil pressure is higher than the pressure of the coolant.

  30. #30
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    Thanks guys I hope it's the rad that would be easiest fix and if not I have another head.. Is it possible or worth fixing the head?

  31. #31
    Motech Tony Walker's Avatar
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    Re: Oil in water but no water in oil.

    i think it can be drilled and sleeved but i dont know whos done it, my head was the same when i bought my 5, just slapped another head on. was it doing this before the rebuild? is this the same head you had originally or a different one? has it ever overheated? heads dont just crack without a reason really.

  32. #32
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by Tony Walker View Post
    i think it can be drilled and sleeved but i dont know whos done it, my head was the same when i bought my 5, just slapped another head on. was it doing this before the rebuild? is this the same head you had originally or a different one? has it ever overheated? heads dont just crack without a reason really.
    Different head tony my other engine is still in the garage together I wanted to keep it as a good spare really but if I need to use it so be it..

    Not really over heated never past the third notch and defo never seen the light..

  33. #33
    Non-member casper's Avatar
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    Re: Oil in water but no water in oil.

    Paul,try and get Mr Smith to have a butchers before you do anything. May be fook all.

  34. #34
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by casper View Post
    Paul,try and get Mr Smith to have a butchers before you do anything. May be fook all.
    Lol it's far from that bud its loosing water and full of brown scum but the coolant is clear.. I will have a day onit this weekend and try the other things first.. It's a good excuse to get back on my bike anyway I can do this I'm sure mr smith is a busy guy

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    Re: Oil in water but no water in oil.

    New poster! (less than 10 posts)

    Did you put sealant on liner seals ? I've seen liners seals leaking into sump before.
    I.e water in oil but no oil in water.
    I'd unscrew oil pipes on rad and pump the water system up. If water comes out of oil holes in rad your sorted. If not I'd take sump off and do the same .

  36. #36
    Motech Tony Walker's Avatar
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    Re: Oil in water but no water in oil.

    put a pic of the expansion bottle and the crap in it.

  37. #37
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    Will send it on FB mate can't doit on here

  38. #38
    Committee Member Sparkie's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by Tony Walker View Post
    i think it can be drilled and sleeved but i dont know whos done it, my head was the same when i bought my 5, just slapped another head on. was it doing this before the rebuild? is this the same head you had originally or a different one? has it ever overheated? heads dont just crack without a reason really.
    i had a few done a few years ago, by an old boy near where i used to live. charged me something extortionate like £40 a pop. basically he drilled it out and fitted a brass tube covered in some horrible green glue (might have been somesort of epoxy resin). worked a treat.

  39. #39
    Motech Tony Walker's Avatar
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    Re: Oil in water but no water in oil.

    To be fair paul... i drove mine for nearly a year like that.... its not ideal and it will damage hoses due to the oil being in there. Did the headgasket twice thinking id done it wrong first time. mine was bad enough to make my coolant a complete oily gloopy mess no coolant whatsover still drove fine for a very long/hard time. (this was before i was a mechanic, and part of the reason i now am a mechanic lol)

  40. #40
    Motech Tony Walker's Avatar
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    Re: Oil in water but no water in oil.

    Its not bad at the moment looking at your pick.... usually cracked head it keeps filling it with oil. id say drive it and monitor it for awhile. it may just be crap in the system somehow.
    Have you re-torqued the head too?

  41. #41
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by Tony Walker View Post
    Its not bad at the moment looking at your pick.... usually cracked head it keeps filling it with oil. id say drive it and monitor it for awhile. it may just be crap in the system somehow.
    Have you re-torqued the head too?
    I have since rebuild and one bolt was a good full turn loose passenger side front bolt.. I need to check again when I get time..
    I'm picking a rad up tomorrow so that's an easy check
    I completely flushed the car three times even just had the hose going though it for ten mins and then ran it and within a day it came back just the same

    I'm getting the rad as back up really first I will re touq them again then see if that works if not change the rad and if that doesn't doit.. The heads coming off.. Still hits 1.6 daily lol

  42. #42
    Motech Tony Walker's Avatar
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    Re: Oil in water but no water in oil.

    passenger front bolt is pretty much where the oil gallery from block to head is

  43. #43
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by Tony Walker View Post
    passenger front bolt is pretty much where the oil gallery from block to head is
    Must be the boost I'm going to lock tight the dam thing if it is that I was worried I pulled the thread last time it did tighten up though.

  44. #44
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by Tony Walker View Post
    passenger front bolt is pretty much where the oil gallery from block to head is
    Well iv checked the head bolts and there still tight so it's not that re set my tappets so tomorrow change the rad for another one see if that sorts it if not then off with its head.. Or I might just keep it going to after blyton when its coming off the road for a couple of years anyway.. The mystery continues still boosting it

  45. #45
    Motech Tony Walker's Avatar
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    Re: Oil in water but no water in oil.

    looking at the pic, it really wasnt that bad.... id drive it till it gets worse and you can diagnose it properely. guessing at stuffs just a waste of time... might as well enjoy it for a bit and just keep an eye on it. As i said my coolant system was more oil than water for over a year and it was fine.

  46. #46
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    Re: Oil in water but no water in oil.

    [QUOTE=Nottswoody;332087]Or I might just keep it going to after blyton when its coming off the road for a couple of years anyway...QUOTE]

    Are you being serious?? All that work to just take it off the road

  47. #47
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    Quote Originally Posted by RussellT View Post
    ?cracked liner
    Correct after all it was the cracked liner

  48. #48
    Non-member RussellT's Avatar
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    Re: Oil in water but no water in oil.

    Sorry to hear that anyway a good excuse to build a better engine.

  49. #49
    Non-member Nottswoody's Avatar
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    Re: Oil in water but no water in oil.

    I'm b18ft now russle 215bhp adaptronic much happier with her now..

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