250 275 intercooler oilcooler info

Discussion in 'Mechanical - Engine, Gearbox, Exhaust etc' started by mikael berglind, Apr 23, 2017.

  1. Hello everybody!
    I took my car to a turbo company in sweden and drove it on the rolling road to check that the car was ok, because when i was at the ring last year the car lost some power after a couple of laps..
    The car is a mapped 265 with 312hp with bigger intercooler and full exhaust,
    They saw the oil and water temp went up to ca 115 celsius, but when they put an temp sensor in the the oil pan the oil was 125c but the computer said 115,
    they said when you are mapping a car that could be one of the issues,
    so they took of the front of the car and looked at the KTR intercooler i had and saw a problem,
    when you remove the std intercooler and put a bigger intercooler in front of the old one, then there are a missing area where the old one was, and that means that the electric fan is loosing power to cool the engine, so thats why wagner intercooler looks like an "L"..
    so they put an wager intercooler and a oilcooler and now it works great
    I also asked them about a turbo cooler and they said that this was a better way to go
     
  2. Good information. Do you have some photos of the oil cooler that was fitted?


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  3. -Jamie-

    -Jamie- RSM Moderator

    Oil cooler is a must in them imo, more so than the water cooler that pro alloy recommend
     
  4. Is the ktec IC much bigger than the Wagner IC? I can't find its measurements.

    IC spec is the only thing putting me off a remap.


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  5. Would like to see the oil cooler setup as well [emoji4]

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  6. The KTR IC is the Airtec Stage 2 IC, just rebranded.
     
  7. @mikael berglind why did you change the intercooler as well? Are you not able to fit an oil cooler with the KTR intercooler?

    I was thinking to buy the KTR intercooler soon, should be after a IC and a oil cooler instead?
     
  8.  
  9. The fan need all the area its mounted too, if you remove ca20 procent of its area it will not work properly, the std ic is mounted under the radiator and if you remove it and dont fill the hole you will have this problem, thats why wagners ic looks like an "L"
    i think that you may not need the the oilcooler if you have the right intercooler, but that depends how you use the car
     
  10. Not at the moment
     
  11. Like I said I was thinking to buy the KTR intercooler.

    I would be using the car mostly on the road plus some track days occasionally. Maybe once or twice a year.
     
  12. I think the wagner has more valume than the ktec
     
  13. if you buy the one from wagner you may not need an oil cooler, but if you buy ktr ic the engine will go warmer than with the std ic, so put some extra money on the ic
     
  14. the simple facts are if you look at what goes into the development of some of these the coolers. the Wagner one is the only option to go for. every other one I have seen.... and this goes for most makes and vehicle applications... is simply a case of bigger is better. increase overall capacity of the cooler and bolt it on. core upgrades of course. but very little if any thought or design has been put into flow dynamics within/across the cooler itself. I supply a huge range of intercooler for people and always recommend Wagner where possible. I have a Wagner on the way for mine. it doesn't harm the other cooling components at the front due to its unique L shape design and at the price it's a steal for how well it's designed and put together.

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  15. mie

    mie

    Not only Wagner does intercoolers with L shape.
    I am using this one and it works great.
    aa843b500b7c9759ec5c5be1967eef4a.jpg 80361a166c68e18dd4bfd95441a937c6.jpg 38149b505c85a63acf481a98e69a27b1.jpg cc5ad613b72298bcb91b41488c273c87.jpg
    Compared to Forge (hot climate)
    0ad5ed360266f8a95f1e501adf228f65.jpg
     
    mikael berglind likes this.
  16. all good as there has been some thought behind it then. I was merely commenting on the main manufacturers and big brand names that all seem to just churn out the same bigger is better approach. what I have seen and tested on Wagner products before has always performed better than other suppliers equivilant parts. in my opinion and not wishing to ignite anything :smile:
     
  17. mie

    mie

    Agree [emoji1303]
     
  18. I agree with a lot of what you're saying and you've written a great advert for the expensive Wagner IC.

    My concern with it is that it's too big. It's over engineered for a standard engine. The percentage increase is big (79%) and that will create more lag. It's all a balancing act and I'm not convince the Wagner is right for a lightly fettled Meg.


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  19. that's fair enough. and please understand the intent was not to advertise wagner. more my opinion of that over others I have seen in general.

    it is a big cooler and it requires a strong remap to get the most from it. it's not the turbo lag issue it's the turbo threshold that's the problem with a much bigger cooler. but tuned properly any large cooler will have a performance increase it's just making sure that your cooler doesn't screw anything else up or compromise the engine detrimentally in any other way at all.

    but meh... my opinion. it's a path to go down for some and not for others depends where the end goal is. I'm going for power, and reliability for track days so want all the cooling I can to keep her optimal on boost for longer.

    hope I didn't offend anyone as that wasn't the intent. happy modding folks.
     
    Pyper and ultralight like this.
  20. No offence taken on my part. Truth be told, I'm not convinced the perfect IC exists for a stage 1 meg.


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  21. I completely agree there. everything is a compromise to a degree :smile:
     
  22. I like that oil cooler setup. Was looking at different oil cooling options, thought even you could mount the oil cooler behind the stock intercooler (where that L part goes on aftermarket ones) depending if it got enough air flow.

    Not sure what is best option for us here in Australia is. We've got some people complaining even with the Wagner intercooler they are getting overheating issues on track. And after swapping back to OEM Intercooler, running lower temps on track.


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  23. didn't know that. this is the downside of the modification disease we all have as many mods can/will/maybe/only a tiny bit... compromise other components.

    it's the nature of modifying some times.

    will be interesting to see what you guys in Oz come up with to cure the issue as to be honest with you.. you have the right climate to really show the improvement with the coolers
     

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