Engine Bay Temperatures

Discussion in 'Technical' started by Jordz, Mar 1, 2014.

  1. Jordz

    Jordz Fashionably Late

    Hey guys im looking for a few different temperatures. I dont have a IR thermometer so i cant really check accurately myself, but if someone is able to check it after a drive or while the engine is running it would be greatly appreciated. I know every car is slightly different, but getting the actual temps will give me the roundabout figures im after. The temps im chasing are:

    Intake plenum (wherever is hottest on it)
    Valve covers
    Coil packs
    Water pipes (the outside of the pipe, not the coolant)
    Throttle bodies
    Timing cover
    Balance rail

    If i could get results off both a TT and an NA that would be incredibly helpful guys. Thanks in advance.
     
  2. East Coast Z

    East Coast Z Well-Known Member

    You can get a IR Temp Gun, on ebay, for about $14.00 including postage.
     
  3. Jordz

    Jordz Fashionably Late

    Patience is not a virtue i was blessed with. I can get one off my mate in a few weeks time for free, but i figured id try asking first.
     
  4. brisz

    brisz Well-Known Member

    Why ?
     
  5. gmbrezzo

    gmbrezzo Moderator

    yeah. Why? what's the plans?
     
  6. mholt

    mholt Member

    mate they can be hot enough to cook eggs
     
  7. Jordz

    Jordz Fashionably Late

    Im looking into a few different paints and coatings. For those who havent perused my build thread, im going for a black chrome engine bay, and putting that kind of colour on aluminium is a complete nightmare. So just going through options and temp ratings for those options :)
     
  8. gmbrezzo

    gmbrezzo Moderator

    When you say "Black Chrome", do you mean Black and Chrome as separate colours or a colour called Black Chrome?
    Powder coat is the way to go or ceramic coat.
    These will handle the temps just fine as the baking process is 180 degree Celsius.
    Chrome will not "blue" as the hottest spots are the exhaust.

    Be very picky on paint as I used white gloss paint on my AIV and the front of my throttle linkage.
    The throttle linkage has yellowed and needs to be powder coated.
    My timing covers and throttle cover are painted with 2 pac paints and show no sign of cracking or discolouration.

    Kitty had done a couple of long (350+km) trips in summer heats and no problems have shown so far.
     
  9. rob260

    rob260 Administrator Staff Member

    I suggest your engine bay temperatures will be significantly increased over stock or even modified engines if you go ahead with a high mount turbo configuration...
     
  10. Jordz

    Jordz Fashionably Late

    Im talking about a colour called black chrome. Its essentially just a darker chrome, imagine a combination of chrome and gunmetal grey. All the powder coaters ive spoken too wont touch my plenum because apparently they cant do a ceramic coat in that colour on ally, only on iron. So thats why ive been researching different methods.

    Youre right on the money rob, hence why a lot of care is going into this. I need a paint or coating that is a) the right colour and depth, b) can take the heat and c) will work on multiple materials. At this point its looking like paint.
     
  11. Jordz

    Jordz Fashionably Late

    For reference, this wheel is the colour i am talking about.

    [​IMG]
     
  12. Anti

    Anti 14.7 x 14.7 = 44.1

    How would people know!

    [​IMG]
     
  13. mholt

    mholt Member

    chrome will make the engine even hotter than it is, just saying
     
  14. Jordz

    Jordz Fashionably Late

    What do you mean how would people know? As in know what temperature those parts get to? Id assume with a thermometer dude....and im failing to see how the thread derailed? Aside from your comment and this one response all the comment were related in one way or another...
     
  15. rob260

    rob260 Administrator Staff Member

    I'd be going powder coat, you will get a far more durable finish.

    Check some of these colours out http://www.oxytech.com.au/?product_cat=powder-colour-selector

    They do a shadow chrome but I suspect some of the black pearls may be more what you're after
     
  16. gmbrezzo

    gmbrezzo Moderator

    Nice find Rob. Thanks
     
  17. rob260

    rob260 Administrator Staff Member

    Good range hey? A little more "adventurous" than Dulux for eg
     
  18. QLDZDR

    QLDZDR ID=David

    I bought one.
    It isn't calibrated accurately.
    I will have to open it up and find the pot, then point the sensor at a known temperature and adjust it.

    $14 is cheap, but almost useless unless using it for comparison temps on same item, over time.
     

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