Why does my Polaris Sportsman not start up?

Why does my Polaris Sportsman not start up?

A starting issue can have many symptoms. For example, the four-wheeler’s engine turns over but fails to start, or maybe the engine will not crank at all, or maybe the engine fires up but dies shortly after. This video details what you should check if your Polaris Sportsman won’t start.

What causes a Polaris ATV to not turn over?

5) If it does not turn over then you need to pull the starter motor out and rebuild it. It will be one of three things: The brushes are broken or work out (most likely), the starter is rusty and filled with sludge and crap or that the magnets have become unwelded from the side of the starter case.

What should I do if my starter motor does not turn over?

Meter the wire lug on the starter and check to see if you have continuity from it to the solenoid lug that is not powered. If you do have continuity, then put a jumper cable directly to the battery positive terminal and touch it to the starter motor lug. 5) If it does not turn over then you need to pull the starter motor out and rebuild it.

What to do if your ATV wont start?

If you don’t then you have an ignition problem. If you do have a spark then pour some gas down the spark plug hole and put back in the plug and see if it fires. If it does then you have a fuel issue. Hopefully this will help some people figure out what direction to work toward.

A starting issue can have many symptoms. For example, the four-wheeler’s engine turns over but fails to start, or maybe the engine will not crank at all, or maybe the engine fires up but dies shortly after. This video details what you should check if your Polaris Sportsman won’t start.

5) If it does not turn over then you need to pull the starter motor out and rebuild it. It will be one of three things: The brushes are broken or work out (most likely), the starter is rusty and filled with sludge and crap or that the magnets have become unwelded from the side of the starter case.

Meter the wire lug on the starter and check to see if you have continuity from it to the solenoid lug that is not powered. If you do have continuity, then put a jumper cable directly to the battery positive terminal and touch it to the starter motor lug. 5) If it does not turn over then you need to pull the starter motor out and rebuild it.

If you don’t then you have an ignition problem. If you do have a spark then pour some gas down the spark plug hole and put back in the plug and see if it fires. If it does then you have a fuel issue. Hopefully this will help some people figure out what direction to work toward.

What to do if your Polaris Ranger wont turn over?

Turn on key and ‘silence’. It will occasionally start, allow me to get a block or 2 from the house,then the gear selector lights go out, and the engine dies immediately. I’m tired of towing it back to the house.

What should I do if my sportsman 90 won’t start?

Sounds like a bum starter, I have had similer problems with other machines, take it to a dealer, have them check the starter with direct 12V, than you’ll know. You can check the starter out yourself. After it’s off the bike, take jumper cables connected to a known good battery and touch them to the correct starter terminals.

What to do if your starter won’t turn over?

Pull the spark plug out, put it back in the plug wire, hold spark plug against the engine block ( to discharge electrical charge build up) and while doing that, see if the starter will turn it over. If it does, valve adjustment and/or compression release are the issue.

Turn on key and ‘silence’. It will occasionally start, allow me to get a block or 2 from the house,then the gear selector lights go out, and the engine dies immediately. I’m tired of towing it back to the house.

Can a Polaris Ranger run over 30 mph?

A wider variation of topics More Popular or Trending content More relevant content to this discussion Looks good to me! 2008 Polaris Ranger 700 XP EFI – wont run over 30 MPH.

What to do with a 2000 Polaris Sportsman 500?

Put some Seafoam in the fuel and run it. Old fuel with alcohol is hard on these carbs. The corrosion will partially plug up the circuits, especially the low speed one. If you are going to let it sit, turn off the fuel and run the carb out before storing. I used to own a 2000 500 also.

What to do if your sportsman 500 has problems?

When i get an older Sportsman 500 in the shop with what appears to be carburetor problems,believe it or not,first thing i check is the camshaft. Pop the valve cap off,remove the rockers and verify the cam lobes and followers are in good shape.

Why does my ATV backfire when I start the engine?

To put it differently, when the ATV engine receives an overly rich mixture of air and gas, the excess fuel in a cylinder doesn’t get burned in time for the exhausting process of the engine cycle. As soon as exhausting starts, the cylinder’s exhaust valve opens, which immediately igniting the unburned fuel because of the influx of extra air.

Can a worn out timing belt cause a backfire?

A worn out timing belt can upset the combustion process and lead to backfires. Gasoline engines need to fire spark plugs on time to properly ignite the air-fuel mixture inside a cylinder. On time means that sometimes the spark needs to be fired ahead in advance or retarded depending on engine speed and load conditions.

Why does my motorcycle have a backfiring problem?

Why Is My Motorcycle Backfiring? 6 Reasons And How To Fix It. 1 Incorrect Timing. When it comes to troubleshooting motorcycle issues, it’s always nice to have the right, basic tools handy so you can make these 2 Too Much Fuel. 3 Loose Exhaust Header. 4 Too Short Of Exhaust Pipes. 5 Too Little Fuel.

To put it differently, when the ATV engine receives an overly rich mixture of air and gas, the excess fuel in a cylinder doesn’t get burned in time for the exhausting process of the engine cycle. As soon as exhausting starts, the cylinder’s exhaust valve opens, which immediately igniting the unburned fuel because of the influx of extra air.

Is there a way to register a Polaris Sportsman 400?

Registration is fast and you can even login with social network accounts to sync your profiles and content. I just acquired a 1994 Polaris Sportsman 400 that sat in a shed for YEARS. After doing some heavy cleaning and carb rebuild it fired right up.

Can you run a Polaris Sportsman without the cover?

Sometimes, with the cover off and the engine not running, you can move the belt back to center, start the machine, and then get it in gear normally. But once you rev the engine to engage the clutch, the belt will move again. I don’t recommend trying to run the machine without the cover, very dangerous. You can post now and register later.

What should I do if my Polaris predator 90 won’t run?

It’s always best to start at base “clean” air filter system – when trouble shooting problems like this. 2 – Install a new spark plug and let it idle for 10 minutes. Remove the plug and tell us its color. It should be slight black / beer bottle brown.

Can a stator be replaced on a Polaris Sportsman?

In the past, this was a very costly repair. Replacing the whole stator requires partial engine disassembly. This is quite a task for the home mechanic, so, your ATV most likely ended up in a repair shop or at a dealership. If you are a mechanic, it’s still a chore to repair this stator problem.

How much does it cost to fix a Polaris Sportsman?

The OEM parts, plus the oil, gaskets etc. will still run a parts bill in the 700 dollars range and take between 4 and 6 hours for a competent home mechanic. If you are not mechanically inclined, well, you’re in for over 1000$ depending on the year and model of your Polaris ATV.

When to replace the ignition on a Polaris Sportsman?

Looking up a stator or a CDI/coil unit for those models will lead you to a replacement part number which includes an entire ignition… stator, flywheel, CDI/coil, and voltage regulator… that will update your Sportsman to the late 2004 and newer system and solve your problems altogether.

Are there any issues with the Polaris Sportsman?

But as with anything mechanical, there have been some issues that have come to the surface, and there was a run of Sportsman 600’s and 700’s from 2002 to mid-2004 that were plagued with electrical problems and failure of the ignition system was a matter of when, not if.

What is the RM stator Polaris Sportsman upgrade?

The RM Stator Polaris Sportsman upgrade consists of a new CDI and a remote coil, all required wiring, and installation instructions that allow pretty much anyone to get the job done without professional help. This kit uses the heavier windings of the lighting coil to power the ignition.

Why is my spark plug not working on my Polaris?

As you get to higher RPM’s, the problem gets worse as the arcing is causing the spark plug to not fire consistently or enough. It can load up the plug and foul it.

Can a Polaris Sportsman start in cold weather?

Here are some tips to improve the performance of your Polaris Off-Road Vehicle in cold weather environments. The No. 1 cause of poor starting is fuel quality. Make sure your vehicle has a tank full of fresh 87 octane fuel, with an ethanol content of no more than 10 percent, from a high-volume gas station.

When does a Polaris all terrain vehicle overheat?

Please try again later. Polaris Sportsman overheating refers to when the all-terrain vehicle’s engine runs too hot. Symptoms of overheating might include, the engine overheats when idling, or maybe it only overheats at wide-open-throttle, or maybe it overheats all of the time.

What to do when your Polaris Sportsman battery goes bad?

If you find battery corrosion on your battery terminal, disconnect the battery cables (always disconnect the black negative cable first). Then, make a paste of water and baking soda and apply it to the terminals. This paste will neutralize the corrosion and allow it to be cleaned off the battery more easily.

Are there any problems with a Polaris Pool Cleaner?

Knowing the problem is half the struggle. Lots of problems can occur with a pool cleaner, such as damage from animals, falling tree limbs, and even the sun. These are considerably more likely if you leave your Polaris cleaner outdoors in the open rather than keeping it in a garage or shed.

How do you find RPMs on Polaris Pool Cleaner?

Read the owner’s manual to obtain the RPMs for your pool cleaner mode. Using a marker, draw a line on one tire. Notice the starting point (where the mark is). Turn on the cleaner, and immerse it just below the pool surface.

Are there any problems with the Polaris Sportsman 570?

Polaris Sportsman 570 Engine Problems Off-road vehicles must contain a strong engine to propel the machine over obstacles and rough terrain. Sadly, the Polaris Sportsman 570 can’t boast of a reliable powertrain.

What to do if your Polaris won’t shut off?

I have a 2004 Polaris 550 Classic. When its running and I hit the kill switch or turn the key off it keeps running. The only way I can kill it is to choke it.

What to do if your Polaris Sportsman won’t start?

So when you get to http://www.atvrepairmanual.com/, just click on where it says “Repair Manual”, select your brand, then select the year and model ATV, and then just download the repair manual instantly. So if the engine turns over or cranks but fails to start up, check for one or more possible malfunctions. 1. No fuel 2.

What is the rating of a Polaris Sportsman 6×6?

INDUSTRY LEADING 6X6 BUILT FOR 2. 2021 Sportsman 6×6 570 Sage Green is rated 4.4 out of 5 by 29 . Rated 2 out of 5 by Poison oak sprayer from Good traction, good hauling capacity Bought this for property management.

What causes a Polaris ATV to not start?

It will be one of three things: The brushes are broken or work out (most likely), the starter is rusty and filled with sludge and crap or that the magnets have become unwelded from the side of the starter case. The first two can be easily fixed with an inexpensive rebuild kit and a cleaning.

What kind of engine does a Polaris Sportsman have?

Built for battle with heavy-duty chassis, 44 HP ProStar ® 570 engine with dual overhead cams and Electronic Fuel Injection (EFI) to keep you moving in any weather. DURABLE. RELIABLE. LEGENDARY TOUGH.

What to do if your Polaris Indy 550 won’t start?

Check for spark on your machine, that can be done by taking a plug out but leaving it plugged in the coil, laying the tip so it contacts bare metal, then having someone pul the sled over while you watch for spark. Key start is possible, but requires a starter, battery, wiring.

What to do when your lawn mower won’t start?

You can use a spark plug tester to make sure your spark plug isn’t worn out. See how to use a multimeter to see if the stop wire is shorting to the engine. Then, you’ll want to check the air gap between the ignition coil and the flywheel. Lastly, you’ll want to check your flywheel key to make sure it isn’t broken or damaged.

What to do if your Polaris Sportsman 500 catches fire?

Polaris 1999 Sportsman 500. Had no fire. Replaced stator, pick up coil, Ign coil, plug wire and finally the CDI which got me fire. Ran for a bit and cleaned the carb. Got done & no fire again. Any ideas?

Check for spark on your machine, that can be done by taking a plug out but leaving it plugged in the coil, laying the tip so it contacts bare metal, then having someone pul the sled over while you watch for spark. Key start is possible, but requires a starter, battery, wiring.

Is there a no spark Polaris Sportsman 500?

I have a 2003 500ho with no spark, I was riding after a new top end job and it just quit. Replaced ignition coil, stator and pick up coil, now new cdi box and still no spark. Guess I will try the speedo next, can’t hurt but this machine only has 48 hrs and 303 miles.

Why does my Polaris scrambler 50 not run?

If you have disconnected the fuel line at the carb and turn on the fuel petcock and fuel runs out, you have fuel supply to the carb. You need to find out if/why it’s not getting to the cylinder from the carb if that is the problem, which it seems to be since the plug was dry. Try the spray bottle trick and see if it fires.

What should the CARB be on a Polaris scrambler?

A brand new factory carb should be set so the machine will start. Then you fine tune after that. the carb is brand new , but it is a aftermarket carb just tried spraying fuel directly through the carb same thing would turn over fine but wouldn,t fire still getting spark but wouldnt run

Why does Polaris general not start just clicks?

Wont start just clicks. So I went out to start the general the otherday and it was dead.. Today I finally got around to throwing a charger in it and it still wont start it just clicks..

Why does my Polaris RZR 900 not start?

Click to expand… You should see the way they do the RZR 900s. Friend from work lost power on the trail. Click no start. Then it turned into buzzing from a relay. Then finally nothing. Towed him out. Now the bottom of his fuse box is completely exposed. So it was full of mud.

Where is the solenoid on a 2017 Polaris?

Another point to note, I found on my 2017 Deluxe that the connections on the starting solenoid (located by the fuse block under the drivers seat, item 10 in the diagram) were loose. The click I was hearing was the solenoid, but the cable that goes to the starter was not making a connection all the time. Click to expand…

How can you tell if a bike starter is good?

You can check the starter out yourself. After it’s off the bike, take jumper cables connected to a known good battery and touch them to the correct starter terminals. You’ll quickly know if it’s good or not.

Which is Polaris starter spins but won’t engage?

This is on a Polaris RZR 800s 2013 Clicking this will make more experts see the question and we will remind you when it gets answered. You can’t post conmments that contain an email address. An expert who has achieved level 1. Re: Starter spins but don’t engage and won’t start please… It’s sounds like the starter bendix isn’t functioning.

Sounds like a bum starter, I have had similer problems with other machines, take it to a dealer, have them check the starter with direct 12V, than you’ll know. You can check the starter out yourself. After it’s off the bike, take jumper cables connected to a known good battery and touch them to the correct starter terminals.

What’s the problem with my Polaris Sportsman 90?

Had all kinds of issues in the first few months, but never had to unplug the taillight. The only thing Polaris about it is the stickers on the Plastic….it has Taiwan written all over it including the engine. Thanks Chaser. I tried unplugging the taillight, but that didn’t resolve the issue.

What does it mean when starter spins but won’t start?

You can’t post conmments that contain an email address. An expert who has achieved level 1. Re: Starter spins but don’t engage and won’t start please… It’s sounds like the starter bendix isn’t functioning. Which is behind the stator cover and engages the flywheel. You can’t post conmments that contain an email address.

Can a Polaris Sportsman run with a choke on?

2000ish Polaris Sportsman 500, 4-stroke. It had been put up for a while ( a few months), it wouldn’t start when i went to get it out. Finally got it started with starter fluid and it’d only idle with the choke on, choke off it’ll run, but pops, doesn’t run well and won’t idle.

What are the problems with the Polaris Sportsman 500?

Registration is fast and you can even login with social network accounts to sync your profiles and content. out of the blue my vinson wouldn’t shift into park and when I am in H or L and go past a slow pace (maybe in 2nd gear) it grinds and Low grinds even louder. It sounds as though it may be in the rear diff.

Why does my Polaris ATV idle all the time?

Your jets are clogged from sitting over winter (usually involving the pilot jet, possibly the main).

2000ish Polaris Sportsman 500, 4-stroke. It had been put up for a while ( a few months), it wouldn’t start when i went to get it out. Finally got it started with starter fluid and it’d only idle with the choke on, choke off it’ll run, but pops, doesn’t run well and won’t idle.

When did the Polaris Sportsman 500 come out?

Remove ads, support ADV. Discussion in ‘ The Garage ‘ started by (none), Apr 5, 2011 . 2000ish Polaris Sportsman 500, 4-stroke. It had been put up for a while ( a few months), it wouldn’t start when i went to get it out.

Your jets are clogged from sitting over winter (usually involving the pilot jet, possibly the main).

Why does my ATV run for a few minutes then stall?

As the engine heats up the coil looses its resistance and fails to deliver the charge needed to start the engine. Without bombarding you with technical numbers or making you buy testing equipment, I would simply run the ATV until it dies and pull the plug.

Are there any recalls on Polaris Sportsman ATVs?

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What to do if you have a Polaris ATV?

If you own one of the four wheeler / ATV models below, contact your closest Polaris dealer for information on how to schedule a free repair. In the meantime, consumers are advised to disconnect the negative (black) battery cable from the battery.

Why is the solenoid on my Polaris not working?

It’s almost always a sign of 1 of these. Low voltage to the solenoid or bad solenoid. 90% the low voltage. Check your batt voltage 12.5v or more would be nice then clean, check, tighten every connection between the batt and your solenoid.

What should Batt voltage be on Polaris starter?

Check your batt voltage 12.5v or more would be nice then clean, check, tighten every connection between the batt and your solenoid. If all of this passes take the wire going to your starter and connect it direct to positive batt.

It’s almost always a sign of 1 of these. Low voltage to the solenoid or bad solenoid. 90% the low voltage. Check your batt voltage 12.5v or more would be nice then clean, check, tighten every connection between the batt and your solenoid.

When did the Polaris Sportsman 500 Ho start?

I keep a 2009 Polaris Sportsman 500 HO up at the farm. Since there was very little snow this winter, I used it on every visit up until January. I tried to start the machine the first week of February and she wouldn’t start.

Check your batt voltage 12.5v or more would be nice then clean, check, tighten every connection between the batt and your solenoid. If all of this passes take the wire going to your starter and connect it direct to positive batt.

When did Polaris change the ignition on the Sportsman?

The AC powered ignition was the Achilles’ Heel of an otherwise stone reliable ATV. Eventually, in mid-2004, Polaris updated the ignition to a DC powered ignition which pretty much eliminated ignition failures. But that left a huge number of 2002 to early-2004 models that were doomed to fail, often at a very inopportune time.

What are the codes on my sportsman 500?

Trying to find answers to codes on my 2008 Sportsman 500 EFI HUD and fuel gauge flash ; codes count as 1-3-6-1 . Trying to trade down an answer to the codes

Why is my ATV engine not getting fuel?

If you’re not getting fuel to the engine at all, it won’t even start for you. The most common reason an ATV engine is not getting fuel usually has to do with the carburetor. Either a stuck needle valve or a loose or cracked vacuum hose are the most common issues.

Why is my ATV not getting a spark?

You will find the proper steps for troubleshooting an ATV that is not getting a spark further down this post. If the spark plug is still dry after cranking the engine for a few seconds, you know that fuel, for some reason, is not getting to the cylinder.

What should I do if my Honda Foreman 400 has no spark?

Spent $100 on a new OEM unit but nothing changed. Back to square one staring at the electrical diagram. Consulted the forums again as well as the dealer and parts house. Next suggestion was replacing the ignition coil. If not that, could be the stator or ignition pulse generator.

How to start an ATV that wont start?

1 Remove the spark plug from the cylinder-head and connect it to the spark-plug wire or ignition coil. 2 Grab the plug wire and hold the plug about 1/8th of an inch away from the cylinder head. 3 Activate the starter. 4 As the motor turns, you should see repetitive bright blue spark arching from the spark plug to the cylinder head.

Why are my spark plugs not working on my car?

This is usually caused by debris collecting and blocking crucial components of the fuel intake system such as the throttle, primer button, carburetor bowl, and the fuel filter. A malfunctioned fuel pump. Such clogging hampers the efficient flow of gas to the spark plugs.

You will find the proper steps for troubleshooting an ATV that is not getting a spark further down this post. If the spark plug is still dry after cranking the engine for a few seconds, you know that fuel, for some reason, is not getting to the cylinder.

What should I do if my Polaris ATV wont start?

The third makes the starter motor useless except for parts. 6) If it does turn over then your next step is make sure you have spark. Remove the plug and put it back in the spark plug boot and ground the tip on the motor and turn over and make sure you have a solid spark. If you don’t then you have an ignition problem.

Why is my lawn mower not getting gas to the spark plug?

Clogged filters in the fuel pump More powerful mowers, such as ride-along lawn mowers, make use of fuel pumps to pump gas into the engine – instead of the gravity-feeding system that’s common in most push-along mowers. If the filters are clogged, your lawn mower won’t start because gas will not reach the spark plug.

When do you crank, sparks when START button released?

Pickup coil. Cranks and cranks then sparks 1 light spart when starter button is released. Did you replace the pickup coil? If not, do so. If yes, did the old one and the new one look exactly the same?

What’s the problem with no spark when cranking?

Try the kill switch, sounds like the problem to me…i was having problems with spark and figured i had fixed them (witch i did) and when i went to test all i was getting was a spark when i let off….yah i didnt have it turned on) my BigBear was doing that exact same thing.

What are the symptoms of a bad starter relay?

Listed below are a few of the symptoms of a damaged or worn out starter relay. If you notice these warning signs, make sure you contact a local ASE certified mechanic to completely inspect your vehicle as these symptoms might indicate problems with other components. 1. Vehicle does not start

What happens when you stop pressing the starter button?

Starter stays on after engine started. When you start your engine and release the key or stop pressing the starter button on a modern vehicle, the circuit is supposed to close, which will discontinue power to the starter motor.

What causes a car starter to not turn over?

However, when powered, it should send a signal to the starter relay once the key is turned or the starter button is pressed. If you press this button or if you turn the key on a manual ignition switch and the vehicle does not turn over, it may be caused by a problem with the starter relay.

Why does my Polaris starter not turn on?

Well it used to run normal volts but I cant get it started no matter what even with a 300amp jump start.. so is there a solenoid or something between the starter and battery that can go out? I’m not so worried about my battery draining as I am about getting it to turn over again..

Wont start just clicks. So I went out to start the general the otherday and it was dead.. Today I finally got around to throwing a charger in it and it still wont start it just clicks..

The AC powered ignition was the Achilles’ Heel of an otherwise stone reliable ATV. Eventually, in mid-2004, Polaris updated the ignition to a DC powered ignition which pretty much eliminated ignition failures. But that left a huge number of 2002 to early-2004 models that were doomed to fail, often at a very inopportune time.

The RM Stator Polaris Sportsman upgrade consists of a new CDI and a remote coil, all required wiring, and installation instructions that allow pretty much anyone to get the job done without professional help. This kit uses the heavier windings of the lighting coil to power the ignition.

When does a sportsman 500 Ho stop running?

At about 1200rpm it’s a 50/50 chance if it will keep running. It sometimes also stalls when coasting or braking when going downhill. It runs great (when I can get it going) under either a light or heavy load.

Why are the spark plugs on my Polaris 500 turning black?

It keeps dry fouling the plugs, they are jet black. It was running fine then all of a sudden started doing this. Checked spark and it looks good, any advice?

What should I do if I give my Polaris 500 gas?

Re: Polaris 500, starts fine but when you give it gas is… Check the exhaust lobe on the cam. these are prone to wear if oil changes are neglected. try to run it with the airbox lid removed and see if there is any change. You can’t post conmments that contain an email address.

What are the common problems with a Polaris Sportsman 500?

Eventually tie rod ends, axle CV joints, suspension bushings, starter (bendix gears usually), AWD hubs and clutches just plain wear out, or fail and simply need repair or replacement. Along with most every other brand of quad out there… even Honda’s. Maintenance and/or Preventative Maintenance is key to maintaining anything!!

Is the Sportsman 500 ho hard to shift?

My sportsman 500 ho is very hard to shift. It gets stuck in gear, not just reverse. Can I fix the problem the same way as below? Clicking this will make more experts see the question and we will remind you when it gets answered.

When did the Sportsman 500 ho come out?

Late 1990’s and very early 2000’s. So, one thing to note is that the “500 HO” (High Output) model was created and solved these cam lobe wear issues. Question about the cam lobes.

What causes popping and hesitating on Polaris Pro riders?

That kind of popping/backfiring. You know how if it’s advanced too far it starts real hard and rough but will rev to the moon, but if it’s retarded too much, it starts super fine but sputters and bucks and spits and kicks. Would a sheered woodruff key put off symptoms like this?

How to reverse override service wrench on Polaris Sportsman?

Press the “Mode/Reverse Override” button to scroll through the menu functions on the display until you have reached the service interval function. Select the service interval function by holding the “Mode/Reverse Override” button for three seconds until the service wrench icon begins to flash.

What does service wrench icon on Polaris speedometer mean?

by Chris Gilliland. The flashing service wrench icon on a Polaris Sportsman’s speedometer can lead many riders to panic. In most cases, this icon is triggered by the engine’s hours of operation reaching a programmed interval, and it acts as a friendly reminder that your ATV is ready for a routine servicing.

That kind of popping/backfiring. You know how if it’s advanced too far it starts real hard and rough but will rev to the moon, but if it’s retarded too much, it starts super fine but sputters and bucks and spits and kicks. Would a sheered woodruff key put off symptoms like this?

Are there any sportsman 700 Polaris XCR 440s?

Also 2004 Sportsman 700 1994 Polaris xcr 440. Thats the collection! hello and welcome to the site. yeah i would say either the flywheel keyway is sheared, the timing chain is stretched and continues to skip a few teeth every time it is reset or your valve clearances are way off? have you checked those?

What kind of car is a Polaris predator 500?

Pretty new to Polaris for that matter. I’m a life-long Honda & Arctic Cat guy. But now I have an ’05 Predator 500 and it’s driving me insane. I got it off a guy that said it ran last year and I kind of know him so I don’t think he’d have any reason to b/s me. It’s super clean and not really modded up.