Valve Bucket Clearancing Explained

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ความคิดเห็น • 21

  • @angeldqwerty
    @angeldqwerty 2 ปีที่แล้ว +1

    great video, thank you! did you ever do that excel file?

  • @boopunn
    @boopunn ปีที่แล้ว +1

    I bought a digital micrometer at Harbor freight for 40 bucks or so that does mm and inches. Well worth not converting numbers. I just did a head on a nissan altima and needed taller buckets. 700 for buckets from the dealer, so I went to the junkyard and got some and ground them to fit. Not to bad with a drill press to keep the face square.

    • @cruisecontrol6938
      @cruisecontrol6938 4 หลายเดือนก่อน

      How flat were your grinds?

    • @boopunn
      @boopunn 4 หลายเดือนก่อน

      Pretty flat because I used a drill press. Any other way and I think they would be rounded off on the edges. It worked well and the car is still running like a top. I did grind them to tight tolerences to allow for future wear.@@cruisecontrol6938

  • @keving52002
    @keving52002 2 ปีที่แล้ว +1

    would all this have to be done if you just replaced them with new lifters?

    • @angeldqwerty
      @angeldqwerty 2 ปีที่แล้ว

      you wouldn't need to do anything to the old buckets but you would still need to measure them, of course

  • @randytrivitt6539
    @randytrivitt6539 ปีที่แล้ว

    My book on my 2013 Polaris RZR 570 exhaust is 8, and intake is 6,!! Do not want him to loosen you don't want them too tight but in the right clearances they have to be in those tolerances to be exactly correct!! 💯👌🤔💡🙄🤷🙌👍👍

  • @mustafaaslam954
    @mustafaaslam954 ปีที่แล้ว

    I forgot to mark the Tappet bucket when removing it from the cylinder head, what should I do to get it back in place?

    • @alexparrott6558
      @alexparrott6558 9 หลายเดือนก่อน

      AFAIK all bucket style lifters rotate in place during part of an engine's operation. So jus soak em in oil fir min 12-24hrs(tossing em around occasionally helps) then while em off, clean em off n their corresponding tappet boss's alike. Then clean em again x2, lube everything up b4 installing em back where they belong.

    • @ModdingAddiction
      @ModdingAddiction  6 หลายเดือนก่อน

      Buckets can go in any position. Take your best guess and you will have to put them in tighten everything down and measure to see what you need. It’s going to take a couple tries since you don’t have a good jumping off point. Good luck you got it and don’t get frustrated

  • @cruisecontrol6938
    @cruisecontrol6938 4 หลายเดือนก่อน

    I have questions for all of you including the creator.. how flat is the surface you grinded down?
    Did any of you use a dial gauge to measure flatness?

    • @ModdingAddiction
      @ModdingAddiction  4 หลายเดือนก่อน

      I worked off of the same circular principle as a cnc machine. I just had a very cheap one lol. My gauges arnt small enough to check that small of an area. I believe it’s like 6mm across. But with the circular motion and the deck flat to the bit there should have been no warping. Go slow and keep the heat out of the part and it will be fine

  • @independentcontactors339
    @independentcontactors339 ปีที่แล้ว

    How did you grind them? Is there video

    • @garethschwikkard617
      @garethschwikkard617 7 หลายเดือนก่อน

      With a drill press and grinding stone.

  • @valboski28
    @valboski28 ปีที่แล้ว

    I'd like to see that excel file if possible...?

    • @ModdingAddiction
      @ModdingAddiction  9 หลายเดือนก่อน

      Every engine is different. They all need measured and placed in the correct spots to make sure everything is working efficiently. While I could give you my excel file it would do you no good it needs to be measured on every engine separately

  • @nowayjose20
    @nowayjose20 6 ปีที่แล้ว +2

    39 ten-thousandths

    • @ModdingAddiction
      @ModdingAddiction  6 ปีที่แล้ว +1

      I know right haha it’s hard to get words out right and think about what your going to say what your trying to do and do it

    • @tucka1234
      @tucka1234 2 ปีที่แล้ว

      Hi I have a problem with noisy bucket all of a sudden when driving they started knocking.i took the rocker cover off and when the camshaft is in a neutral position they can easily be lifted off the seat(like 3mm clearance)any ideas appreciated.thanks

  • @zero_to_1000
    @zero_to_1000 3 ปีที่แล้ว +1

    Lol no thanks...

  • @boopunn
    @boopunn ปีที่แล้ว

    I bought a digital micrometer at Harbor freight for 40 bucks or so that does mm and inches. Well worth not converting numbers. I just did a head on a nissan altima and needed taller buckets. 700 for buckets from the dealer, so I went to the junkyard and got some and ground them to fit. Not to bad with a drill press to keep the face square.