The best KTM Valve clearance check video 450 EXC RFS engine

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  • เผยแพร่เมื่อ 29 พ.ย. 2024

ความคิดเห็น • 34

  • @xxSNIPER230xx
    @xxSNIPER230xx ปีที่แล้ว

    No bs no intro no long yapping straight to the damn point like we need 10/10

  • @Foxbodyguy91
    @Foxbodyguy91 3 ปีที่แล้ว +1

    Straight to the point. I'm new to ktm and my bike has been down for weeks because I didn't know what valve shim size to get for my rfs engine. JOKES ON ME!

    • @nickrapsomanikis
      @nickrapsomanikis 10 หลายเดือนก่อน

      We live and learn my good friend
      Take your time working on your motorbike, and don't feel embarrassed to ask questions about stuff you don't know.

  • @grahamdittman3067
    @grahamdittman3067 4 ปีที่แล้ว +1

    Perfect. Short and to the point. Thanks!

  • @DarkCreatorn
    @DarkCreatorn 3 ปีที่แล้ว +1

    I don't know why, but I found the straw flying out was hilarious. Great vid tho

  • @simbotist
    @simbotist  7 ปีที่แล้ว +2

    Some people leave the radiators in place, just unbolt them from the frame, leave hoses connected, pull them out of the way the best you can with zip ties. The first time doing it, I'd remove them just so you can see everything easier.
    Some don't bother with the TDC bolt either, once you know how to find it, it's not totally necessary. I like using a straw in the spark plug hole to eyeball TDC.

  • @jayinla228
    @jayinla228 5 ปีที่แล้ว +8

    Great video, a few questions from a newb.
    1. Once the TDC bolt is all the way in, can you check both the intakes and exhausts without having to rotate rear tire? Can you check all 4 at once?
    2. If the TDC bolt is all the way in does this gaurentee you're at TDC and not an overlap?
    3. Do I need to drain the oil to remove the TDC bolt and reinsert without the washer? Thanks!

    • @loribaggins9590
      @loribaggins9590 5 ปีที่แล้ว +6

      #1 yes you can adj. All 4 in this position.
      #2 no it doesn't guaranty, it still
      needs to be on compression stroke.
      #3 no need to drain oil

    • @KTM-d7d
      @KTM-d7d 3 ปีที่แล้ว

      @@loribaggins9590 thanks bud

    • @jayinla228
      @jayinla228 ปีที่แล้ว

      ​@loribaggins9590 how do the rockers react when its on compression stroke? Do they click and move or are they all stiff? Thanks.

    • @jayinla228
      @jayinla228 ปีที่แล้ว

      ​@@loribaggins9590question for you above

  • @piotrmajorkowski1966
    @piotrmajorkowski1966 7 ปีที่แล้ว

    This is the best video. No wasted talk. Thanks!

  • @renaissanceman8564
    @renaissanceman8564 9 หลายเดือนก่อน

    For the young guys ,,,if the valve spacing is tight on first inspection it means there is wear at the valve and seat most likely,, loose is above the valve so cam and rocker stuff. At the same time I spec your chain tensioner
    Peace on diirt

  • @Shoorit
    @Shoorit 3 ปีที่แล้ว +1

    Honestly I’ve never owned a KTM and probably never will.. (actually never say never) but I sit here watching videos of people rebuilding and doing maintenance to these older bikes all day ha.

    • @EuropeanDreamz
      @EuropeanDreamz 3 ปีที่แล้ว

      Their bullet proof tho 🤡 rev limiter a full min 💪👍 engine loves it

  • @simbotist
    @simbotist  6 ปีที่แล้ว +1

    If you’re not sure you have TDC, then use the crank case hole to find the timing mark.

  • @misha50311
    @misha50311 7 ปีที่แล้ว +1

    Gets to the point. No wasted chit chat!

  • @particleastro
    @particleastro 7 ปีที่แล้ว

    Timely video. I wasnt sure if I was tdc-c or 360 off, this has sorted things out. I wasnt expecting the valves to spring back so hard.

  • @Jrod_FPV
    @Jrod_FPV 3 ปีที่แล้ว

    thanks for sharing the video. though technically this is a video on how to check the clearances, and not a video of actually adjusting the valves :D There's no actual video of adjusting the valves. I can imagine how it should be done, but i'm such a noob that this video doesn't actually show me what i was looking for.

    • @simbotist
      @simbotist  3 ปีที่แล้ว

      You are right about that, thanks for pointing it out.

  • @calvinh208
    @calvinh208 6 ปีที่แล้ว +1

    I'm not confident I have the right TDC. Both intake and exhaust valves should have play in them, right? I can find that spot for the exhaust valves, but never find play in the intakes. Any help would be greatly appreciated!

    • @jayinla228
      @jayinla228 5 ปีที่แล้ว

      @@SpartanBadger616 can you please elaborate a bit more how to find TDC this way? Thanks.

  • @UnrestrictedIsle
    @UnrestrictedIsle 6 ปีที่แล้ว

    Thankyou very much!

  • @swemx7403
    @swemx7403 2 ปีที่แล้ว

    0.13mm? In the manual it says 0.12mm for the 525sx and the 450sx/exc

    • @matzi9662
      @matzi9662 ปีที่แล้ว

      Looks like a rounding mistake from the imperial Units. It should be 0.12mm but he is using a 0.005" feeler gauge which has 0.127mm which rounds up to 0.13mm

  • @simbotist
    @simbotist  5 ปีที่แล้ว +2

    1) yes, 2) yes, 3) no

    • @jayinla228
      @jayinla228 5 ปีที่แล้ว

      Thanks, I've been told that even with the bolt all the way in (without the washer) there's only a 50/50 chance you're at true TDC. Is there anyway to assure you're at true TDC, any marks to look at? Would the clicking sound at all 4 valves guarantee you're the right TDC?

  • @simeonjunglist
    @simeonjunglist 4 ปีที่แล้ว

    I have the locking pin in, and play in the exhaust but intake has no play, do both need play or just the exhaust?

    • @Gubben_pa_torten
      @Gubben_pa_torten 9 หลายเดือนก่อน

      I am wondering the same🤔

  • @dewaterb
    @dewaterb 5 ปีที่แล้ว

    What year bike are you doing this on?

    • @simbotist
      @simbotist  5 ปีที่แล้ว

      outdoor random says at the beginning 2007

  • @vistkri
    @vistkri 6 ปีที่แล้ว

    Is it 0.13mm clearance on intake and exhaust??