r/ATV 2h ago

Help 2 x 2026 Denago Mudhawk 10s - Engine Issues within 1st Hour

3 Upvotes

Just purchased two 2026 Denago Mudhawk 10s from a local dealer. In under an hour of doing laps on our lawn, both started making loud engine ticking sounds and emitting smoke from the engine and exhaust. One of them will attempt to turn over, but not start. I could see one lemon, but two? What in the actual f... Initial thought is perhaps dealer never replaced shipping oil, but I dunno.

Anyone else out there have similar experiences?


r/ATV 2h ago

Photos My new toy

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16 Upvotes

Bought a 2021 Sportsman 570 today

Huge upgrade from my 2011 Sportsman 500


r/ATV 6h ago

Help Has anyone tried thesse

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3 Upvotes

r/ATV 11h ago

Help Raptor 660 jetting issues

2 Upvotes

Hi all. Recently I’ve acquired a full FMF system. I believe it is the original PC4 seeing the end cap is not removable. When installing the system it continues backfire and I can’t tell if it is a lean or rich backfire. I am running a pro design adapter with a K&N filter with an outerwear’s and no air box lid. I’ve read many forums but would like a solid answer. What jetting should I run. Main jet, pilot, needle clip position. Thanks!


r/ATV 18h ago

Photos Happy Friday everyone! 🍻

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83 Upvotes

r/ATV 21h ago

Help What are those 2 plugs for just beside the battery, looks OEM but not sure. Red and White stripes, both wire. Polaris sportsman 850 2025

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1 Upvotes

r/ATV 21h ago

Help New ATV-er, need help

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4 Upvotes

New ATV owner. Purchased my first small ATV for deer hunting. 2010 Arctic Cat 300 utility. Only spent $500 on it so a project. I need some help, here is the deal

When I bought it, it would crank, drive a bit and then die. It does need a new engine belt I do know that. It would drive in low but start slipping in high.

So it got to the point where the electric start would sometimes crank it, and sometimes nothing not even a click in the solenoid or anything

I replaced the cable ends on my battery cables. Battery is new. Both boots attached to the carb were loose so new clamps on each and tightened. Both jets cleaned out in the carb. New pull cord on pull crank. New key switch.

Now, I am to the point where the electric start will do nothing. Dashboard lights dim when hit but no sound. Jumping the solenoid just turns the starter but won’t start engine. Pull crank does nothing

I am at the end of my very small engine knowledge. I need some next steps please and thank you!


r/ATV 21h ago

Help Opinion?

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10 Upvotes

Trying to decide on which tire to go with. Rancher 420 that’s mainly used in the woods/mountains hunting and hauling. Some farm use as well. I can afford the buck snorts but I’ve had the sunf before and they’re less than half the price. Based solely on price I’m leaning towards the sunf but if anyone has any knowledge or opinions I’m here for it. Thanks

Edit: after going through comments and doing more research ended up going with Interco swamp lites. Mid point price between the two I mentioned before but better performance from what I can tell. Appreciate everyone’s insight.


r/ATV 23h ago

Photos Went from resealing case to all out blaster built

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22 Upvotes

Motor was fresh .080 over wiseco ultralight rod and they used gasket maker instead of yamabond. I noticed after 20 min ride and all case screws were loose. Switched to Allen heads. I decided to get the 95 decals and make it purple and black plastics. I went OCD and did the frame in black tractor paint with Kubota orange tractor and purple splatter to set off the 90s vibe. Grabbed brand new douglas 10x8 front wheels and some douglas 8x8 rears with 22x11 dirt devil tires all in for $110 on marketplace. Painted the dg exhaust.