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UPDATE: hot off the press. Polaris has sent a BRAND NEW REDESIGNED crank to my dealer. It arrives Tuesday. Hmmmm, wonder if it will be keyed? Have to wait and find out. Photos on their way as soon as I get them.

Bob,

Did you ever find out what the difference was?

Mines going in tomorrow.....


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Cam sprocket is cast on the crank now not pressfit.

Be alert. The world needs more Lerts.
 
UPDATE: hot off the press. Polaris has sent a BRAND NEW REDESIGNED crank to my dealer. It arrives Tuesday. Hmmmm, wonder if it will be keyed? Have to wait and find out. Photos on their way as soon as I get them.

Bob,

Did you ever find out what the difference was?

Mines going in tomorrow.....


Sent from my iPhone using Tapatalk
Cam sprocket is cast on the crank now not pressfit.

Be alert. The world needs more Lerts.

I contacted the dealership this morning and they are so backed up they can't even consider a job like this anytime soon. Even if polaris warranties the work they get paid a 1/4 of what the job is worth. I can't blame them - when there are customers lining up to pay $94 an hour for OOW work - why would they want to take up a bench for a month to get paid 4 hours of labor from polaris?

I am going to contact polaris customer service now....this is horrible.


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Discussion starter · #44 ·
Mine was at the dealer for two months while we played with polaris customer service. At the end of the day Polaris stepped up. The piece is now one solid piece.
 
Discussion starter · #46 ·
You sound like my dealer. Lol. No way. It's a manufacturing defect. A timing gear needs to be keyed IMO
 
LOL, just was wondering. I dont have the extended warranty for mine. Hopefully I won't have issues. How many miles do you have on yours?
 
You sound like my dealer. Lol. No way. It's a manufacturing defect. A timing gear needs to be keyed IMO
Yup ^^An engineering intern worked on this one without supervision...

Be alert. The world needs more Lerts.
 
Discussion starter · #49 ·
I only have 900km's on mine
 
oh wow, I was expecting to hear more. I have almost 400 on mine. I've had it about a yr now. I hope to do more riding this year thou.
 
This isn't a safety issue. They'll put out a Tech Service Bulletin if anything.
This cuts their liability. Recalls mean they have to pay for all of the labor and parts for every machine with the defect. If your machine is out of warranty you pay for it.

From orbit via Android.
 
Discussion starter · #53 ·
I had all the parts covered but had to pay for labor. It was a $2000 fix in just labor
 
That's crazy for labor. I picked up a brand new crank with the timing gear cast in place. All the parts I needed, bearings, seals, rings, etc. Put engine back together and had running in 1 day for half that price.

Wife expedition in shop now. They pulled motor, rested heads, new head gasket as well as other usual parts. Put back together and back in truck for 1800. 2000 is ridiculous for just labor. I think they got you for everything plus some and just called it labor.

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I had all the parts covered but had to pay for labor. It was a $2000 fix in just labor
They whacked you for the whole shootn match and then some.
Worst case that's about 10 hours labor... I'll eat my hat if the crank, timing set, and gaskets are over $800.

From orbit on my Android.
 
Anybody know if this has happened to any 850 Sportsmans ?
Yep, Sportsman too. Had mine rebuilt last spring.

I had all the parts covered but had to pay for labor. It was a $2000 fix in just labor
They whacked you for the whole shootn match and then some.
Worst case that's about 10 hours labor... I'll eat my hat if the crank, timing set, and gaskets are over $800.

From orbit on my Android.
It's more than just crank, timing set and gaskets. It's also valves, pistons, timing chain, ect. A complete rebuild is required to do a correct repair.
 
Anybody know if this has happened to any 850 Sportsmans ?
Yep, Sportsman too. Had mine rebuilt last spring.

I had all the parts covered but had to pay for labor. It was a $2000 fix in just labor
They whacked you for the whole shootn match and then some.
Worst case that's about 10 hours labor... I'll eat my hat if the crank, timing set, and gaskets are over $800.

From orbit on my Android.
It's more than just crank, timing set and gaskets. It's also valves, pistons, timing chain, ect. A complete rebuild is required to do a correct repair.
This is a relatively low hour engine...
Valves, pistons, and rings are optional at low hours as long as you don't get out of time enough for the valves and pistons to meet. The pistons and undamaged valves should be fine. If hours are up there rework accordingly.

BTW The "timing set" in my list is all the timing gears, chain, tensioners etc.

The dealer didn't cut him a break on parts. He paid for the whole job. They omitted the parts cost on the invoice by bumping up the labor hours till the parts were paid for.

From orbit on my Android.
 
I don't care what the hours are, when this happens, you WILL need to replace pistons, valves ect. Not optional. Engine hours have nothing to do with it. You will damage them. By the time you know there is a problem, the damage has been done. Just a little out of time and you won't notice anything, or know anything is wrong. When it won't run correctly, or idle, which is when you know there is a problem, the timing is off so far that there will be contact with the internals. If it happens to you, and hopefully it never will, then you will see and understand. It happened to mine, and I have seen it up close and in person. Don't half-ass the rebuild!
 
Is there value in having the timing gear welded to the crank as someone suggested earlier or even installing the new one piece crank/timing gear before it grenades on it's own? Would doing it proactively save any costs (values, pistons, rings, etc.)? If I can catch it before it happens and save a few hundred $, I might just do that.
 
I don't care what the hours are, when this happens, you WILL need to replace pistons, valves ect. Not optional. Engine hours have nothing to do with it. You will damage them. By the time you know there is a problem, the damage has been done. Just a little out of time and you won't notice anything, or know anything is wrong. When it won't run correctly, or idle, which is when you know there is a problem, the timing is off so far that there will be contact with the internals. If it happens to you, and hopefully it never will, then you will see and understand. It happened to mine, and I have seen it up close and in person. Don't half-ass the rebuild!
Obviously if there's significant damage you replace it.
I've repaired a blown timing belt on a 16v OHC Dodge Neon with @20,000 miles I got for the tow +$500. The internals aren't that different. 4 valves kissed 2 pistons leaving small marks. I replaced 2 intake & 2 exhaust valves on different cylinders. I then pulled the pistons and had em checked for cracks. No cracks so I reinstalled em and re-assembled the head with new valves.
When I finished... it ran for another 230,000 hard miles with proper maintenance.

From orbit on my Android.
 
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