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MCM asks does a black intercooler work better

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  • MCM asks does a black intercooler work better

    Just saw the video and was pleasantly surprised.
    Might be some benefit for the heavy traffic users.

    My Tiguan TSI APR Stg2 + RPF1's

  • #2
    Hmmm I see a run on black spray cans at Autobahn...

    2017 Tiguan Sportline - Tigger73's 162TSI Sportline

    2016 Scirocco R, stage 1, 205kwaw (sold) - Tigger73's Scirocco R Build
    2013 Tiguan 155TSI, stage 1, 144kwaw (sold) - Tigger73's 155TSI Build
    2011 Tiguan 125TSI, Stage 2+, 152kwaw (sold)
    - Tigger73's 125TSI Build


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    • #3
      interesting
      Mk1 Gti 81 2Dr
      Mk2 Gti 88 2Dr
      Mk4 R32 04

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      • #4
        Wow big difference. Radiators used for liquid cooling in computers afaik are only available in a black colour so maybe they knew this all along haha. Anyway I would have thought though that on a hot day, the surface temperature of the road surface would make it worse if it were painted black (like Vincent points out at the end of the vid with the effects of sunlight). Interesting though, I really did not expect that much of a difference.
        sigpic TRADED THE BEE'12 Sport Yellow/Black Citroen DS3 DSport THP155 6-spd manual w/ tech pack.
        SOLD '18 BMW 125i M-Sport | Sunset Orange | Sunroof | ZF 8-spd auto
        '23 MINI Countryman SE ALL4 PHEV | MINI Yours | BRG

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        • #5
          Much better for low rpms and at the lights, but slightly worse at the top end i assume due to the layer of paint slightly inhibiting when the airflow cooling effect is greater than the colour heat release effect.

          Wagner Tuning who only do intercoolers for various models only sell their intercoolers in black. Performance Parts online | Ladeluftkühler bei wagner-tuningshop.de
          2012 MY13 Scirocco R, DNA Stage 1+, Volant CAI, SPM Dump Pipe, HPFP, 221kW.

          Stary's Scirocco R Journey

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          • #6
            It can, but it depends on how it is made black.

            If you spray paint it, YOU might see a nice rough matt black surface, but as with a pancake, there are two sides to it. The surface in contact with the original surface can be extremely smooth and polished, and this can end up reflecting the heat back into the intercooler body.

            This is much the same as chrome plating engine components. They might look good, but the chrome plating has a smooth, equally shiny surface in contact with the component that (in)conveniently reflect the heat hack in. So, chrome plating anything that is designed to lose heat is a no-no.

            Now, in both cases if you have a process that coverts the base material to the appropriate colour/texture, then yes, it could be beneficial. Applying a coating to the existing surface may not be that good, and could well make things worse.
            --

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