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Installing timing cover question.

Discussion in '2nd Gen. Tacomas (2005-2015)' started by SpeedwayTaco160, Aug 12, 2019.

  1. Aug 12, 2019 at 8:27 PM
    #1
    SpeedwayTaco160

    SpeedwayTaco160 [OP] Well-Known Member

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    I am about to throw on my timing cover. I am looking at the manual and I am confused on what the "Align the key way of the oil pump drive rotor with the rectangular portion of the crankshaft timing gear" means.

    I see a little tang on the end of the crankshaft. Do i have to make sure that is aligned within the two notches on the oil pump? Would hate to assemble this incorrectly. Thanks for the help so late.
     
  2. Aug 12, 2019 at 8:30 PM
    #2
    SpeedwayTaco160

    SpeedwayTaco160 [OP] Well-Known Member

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    I may have figured it out. Is that tang meant to "hold" the crank shaft pulley on the crank shaft? if so then disregard.
     
  3. Aug 13, 2019 at 5:24 AM
    #3
    craigs1

    craigs1 Well-Known Member

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    You're aligning the oil pump driven gerotor gear on the timing cover with the crankshaft sprocket drive gear. The timing cover goes on easier if you remove the crank seal and the 2 studs, gives a bit more wiggle room up/down and sideways until you get it onto the dowel pins. Be super careful to get the oil pump pickup o-ring seated properly or you'll have low/no oil pressure.

    edit: I did a few dry runs without the two o-rings and FIPG sealant, just to get a feel for how it slides into place. Best method I found was tilting the cover forward at the top, getting the lower end into place and onto that oil pump gear, then tilting it onto the engine. I glued the oil pump pickup o-ring on with Permatex aviation sealant (looks like carmel sauce) and let it fully cure to lock that sucker into place.

    See page 26 of this online factory service manual:

    http://www.customtacos.com/tech.old.../06toyrm/06toypdf/06rmsrc/rm2006ta/007017.pdf
     
  4. Aug 13, 2019 at 5:44 AM
    #4
    Torspd

    Torspd Tor-nication

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    Observing the flat protrusions in the oil pump gear, they slide over the flat surfaces of the crank hub.

    20140904_195840_zpsqwqdgxvu.jpg
     
    craigs1 and blu92in99 like this.

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