In loving memory of Kenis D. Keathley 6/4/81 - 3/27/22 Loving father, husband, brother, friend and firewood hoarder Rest in peace, Dexterday

Snow machine fun

Discussion in 'Hobbies and Interests' started by Rope, Nov 28, 2020.

  1. Rope

    Rope

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    Boys and I went for a short trip up in the mountains. Left the house on the machines, few miles of banging in the ditch we were at the trail. Both were finding excuses of why the did not want to go. Few minutes before the whole family was supposed to go, I was warming the 800r Summit up and motor locked up. Some quick shots when we stopped. When we got home all they could talk about is how much fun it was. 73969BC1-F0E0-4596-BA77-7E6FC9A33EFD.jpeg 96869282-3ABA-4278-B62A-6D2DC26607DE.jpeg BFA4C706-E98C-4802-B608-292BC447408C.jpeg 6764ACDA-977C-438D-9A18-8386A5CF84D1.jpeg 3F0444D2-1F94-41BD-BB33-3847884D72D3.jpeg D99496D6-C8D1-4BF4-A1AE-1D6E27FB467D.jpeg 73722AC1-247D-4E51-A5D2-19AEA91BE686.jpeg
     
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  2. Horkn

    Horkn

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    800r, is that a ptek or etec motor? How many miles on it?

    Those ptek motors get a lot of dry crank bearings and they lock up. Those motors are also not known to go more than 5k without lunching something, top ends are issues too on those.

    Both the etec and ptek 800 doos use isoflex grease in the crank bearings and need them to be repacked more often than one would think. These are not typical 2 strokes that get oiled by the oil injection pump.

    Several guys that have doo 800's repack the isoflex grease every Fall so they don't have issues. Have you ever done that or had it done?
     
    Last edited: Nov 28, 2020
  3. fishingpol

    fishingpol

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    Very nice pictures!
     
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  4. Rope

    Rope

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    1575 miles , have not owned it a month yet, 800r ptek
     
  5. Horkn

    Horkn

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    That sux. That's much lower mileage than they typically squeak a crank bearings at. Hopefully it's a cheap easy fix. A new set of pistons and rings might be the cheapest fix.

    Fingers crossed...
     
  6. TurboDiesel

    TurboDiesel

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    ouch!

    my buddy had a 800 skizoom blow up while we were in Maine riding a few years ago. luckily we were on our last day and it was only a few miles from base camp on our way back. :handshake:

    (this was his first year after switching to a doo (from polaris). he bragged the doo up for months about their "superior engineering"
    I didn't bust him...much...):eek:
     
  7. Rope

    Rope

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    I can rotate the clutch a bit then it stops, then back the other way. Could be a piston skirt or crankshaft both know issues.
     
  8. Rope

    Rope

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    May mess with it tomorrow, but really want to go ride instead, no of my buddies want to go ride. Might drag my kids along to ride.
     
  9. Jack Straw

    Jack Straw

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    I’m so jealous! Here in upstate NY we have quite a few winters with not enough snow to ride. I’m hoping we get enough this winter. I hope your sled isn’t too big of a deal to repair.
     
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  10. EODMSgt

    EODMSgt

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    Definitely jealous. We haven't had any real snow yet and none in the foreseeable future. May be a bad year for sledding. I've got great riding right from my front door but need Mother Nature to cooperate. Oh well, I can always look at pictures from previous years...
     

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  11. Canadian border VT

    Canadian border VT

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    I know a guy that’s got a 91, 95 and old yella (1987) at family camp all ski doo all run. Well until kids hit something. :picard:
     
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  12. TurboDiesel

    TurboDiesel

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    Old is the key word there.
    These new sleds are running so little oil these days to make the emissions better.
    It ain't working out very well...

    Imo, adding oil to the gas as well as the injection pump reservoir would save a lot of motors. Emissions be dammed.

    Oil is cheap! Well...kinda...
     
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  13. Horkn

    Horkn

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    Who would've thought that bearings that turn at several thousand RPM's need lubrication?:wacky:
     
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  14. mat60

    mat60

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    I use to enjoy sleds also. To expensive right now and dont no if I could handle getting beat up on one anymore. :)
     
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  15. mat60

    mat60

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    Sure are some great pictures Rope
     
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