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DOT 3 vs DOT 4 brake fluid?? did I do something wrong?

Discussion in 'Performance and Tuning' started by bhh2000, Jul 7, 2011.

  1. Jul 7, 2011 at 11:32 PM
    #1
    bhh2000

    bhh2000 [OP] Well-Known Member

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    so my truck says to use DOT 3, but for some reason I bought DOT 4 and flushed/bleed my brake lines with it today. is there anything wrong with that? if I got all the DOT 3 out its fine right? it just has a higher boiling temp hense its "better" just wanted to make it clear im new to this whole doing my own brakes thing.
     
  2. Jul 8, 2011 at 8:39 AM
    #2
    Chris(NJ)

    Chris(NJ) Well-Known Member

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    I just picked up a bottle of valvoline which is sold as "dot 3 and 4" fluid. So my best guess would be that is ok.
     
  3. Jul 8, 2011 at 8:42 AM
    #3
    Burgman

    Burgman I KEEEEEL YOU

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    Higher boiling point and less water absorbtion, ur good to go
     
  4. Jul 8, 2011 at 10:25 AM
    #4
    Brunes

    Brunes abides.

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    Yeah..You are fine. DOT 4 is supossed to be a "better" version of DOT 3 (Higher boil and less likely to entrain water and contain borate esters). DOT 5 would be a bad choice because it's a compelte chemical change from the DOT3/4 stuff.
     
  5. Jul 8, 2011 at 4:06 PM
    #5
    Deserted1

    Deserted1 Hellion

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    ... vs .... one more dot = moar bettar!!!!! LOL


    j/k your ok as other as others have pointed out.
     
  6. Oct 19, 2014 at 6:28 PM
    #6
    Canufixit

    Canufixit Well-Known Member

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