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Tips on replacing gaskets on the fuel injectors on 07 4.7 tundra

Discussion in '2nd Gen Tundras (2007-2013)' started by NickyP, May 22, 2019.

  1. May 22, 2019 at 9:49 AM
    #1
    NickyP

    NickyP [OP] New Member

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    I had a mobile mechanic replace my starter underneath my intake and they took off my fuel injectors. Now they are spitting out fuel. Any advice?
     
    Last edited: May 23, 2019
  2. May 22, 2019 at 10:47 AM
    #2
    ChargedToyo

    ChargedToyo New Member

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    You're talking about the o-ring kit replacements? I had to buy one and it was like $14 from O-Reilly's an injector. Not hard to do just have to be cautious cause it will spray fuel. You'll need a pic to draw out the injector seat if it's stuck in the head. You'll also want to vacuum before you remove any of that stuff so that nothing falls down in to the cylinder. Look up the Magnuson supercharger install and look at the injector replacement, they have some good instructions should help you out.
     
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  3. May 22, 2019 at 10:47 AM
    #3
    ChargedToyo

    ChargedToyo New Member

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    Oh crap just re-read that your a 4.7...should be similar.
     
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  4. May 23, 2019 at 8:04 PM
    #4
    ajax1

    ajax1 New Member

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    When I built engines for cruisers , i used spit for lube. Spit on the orings and install them onto the injector,then spit on them and install into intake manifold, then place fuel rail on. Injector should rotate in the rail smoothly . If it doesn’t you pinch a oring on either the manifold or the rail. If they leak then you either rolled or pinched them. I would also recommend Toyota orings
     
    Last edited: May 24, 2019

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