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Check that Spark Arrester

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17K views 21 replies 16 participants last post by  mrah12  
#1 ·
I have been noticing a tune difference for some time now and after the first goo mud hole this weekend I was dead in the water. Wouldnt start after i shut her down! Towed her home and took it a put to find out that my spark arrester was 95% plugged. and @ $35 for a new one I will bee cleaning this one up.
 
#3 ·
Really BAD ADVICE for anyone living or riding in forests or grassland areas. In my region, we had two major fires earlier this year; both caused by stupid humans acting irresponsibly. In the first case, 26 families lost their homes and several out-buildings. The careless man who started the fire will probably spend the rest of his miserable life settling the many resulting lawsuits. In the second, several structures were lost, and the two young guys who caused it were fined $10,000 bucks apiece and assigned many months of community service. In many areas, riding without a spark arrestor can get you busted and result in huge fines. Consider carefully before YOU do something stupid........

Cheers
 
#4 ·
calm down there fella.

ive never seen or heard of a massive fire being started from a peice of metal screen being taken out of a muffler.

to be honest, ive never seen or heard of a spark or flame ever being seen from a rzr, much less starting a fire.

lmfao some of you people take things way to serious.
 
#13 · (Edited)
I don't understand why you need a news article to do something responsible. No, there has never been a case in which it was proven that a machine with an internal combustion engine has caused a fire because of the removal of a factory installed spark arrestor. However, I think it is wise to continue using them. They don't hurt anyone by being installed, so why take the chance. If in all the years of spark arrestors, they have saved 1 or 2 fires, and somebody's home or land, then they are worth it in my opinion. After all, if it was my home or property that it had saved, I would be very thankful. In theory it makes sense to me why they work, albeit old technology. Carbon buildup on the head, exhaust valve, or somewhere close to the head can retain enough heat to be smoldering as it is thrown from the engine, especially on a red hot motor. Once that little piece of hot stuff hits a dry leaf, I could see it igniting. The spark arrestor is merely a screen to slow down that little fire starter, and gives it time to cool before being thrown to the ground. Certainly, most 4 stroke engines today run so clean and efficiently that you may never have that buildup that could end up 'sparking', but why take the chance? Just my two cents. :ride:
 
#10 ·
No, I don't have one of those, but on President's Day weekend the Sheriff came through camp and checked every quad, bike and UTV for spark arrestors. More than a few people will be making donations to San Diego County. But hey, do what you want, Far be it from me to try and save you the cost (sizable) of a ticket.
 
#11 ·
some private property actually has posted in their rules "spark arrestors RECOMMENDED but not required". its only a federal law on federal land. Big surprise that California would make it a law everywhere. they wont let you fart without a permit. I'm amazed they dont require catalytic converters on atvs.

I'm sure nobody has driven up a creek instead of across the designated crossings. that is a law too so everybody needs to refrain from calling people stupid for taking them out.

If i'm going through mud i take mine out. if its dry i put it in. if it goes under mud it will clog up in a quick second. i have never seen any hot soot blow out of my exhaust, but i have seen leaves get on the motor and catch fire.
 
#14 ·
i ride alot of mud. so yes it does affect me. it stopped up once and i had to beat it out of the muffler on the muddy trail. its not clogged up once in my parts bin.


now if it was a big hp turbo motor, that belches fire when ya let off the throttle, or a high compression high octane fire breathing N/A motor, id have more concern. these little 55 hp low compression stock motors dont concern me in the least about setting the woods on fire.
 
#22 ·
Months ago I read a post about cleaning the spark arrestor and better sound with it out etc etc. I did take the spark arrestor out and cleaned it, but liked the little bit of sound difference it made and decided to leave it out. I have done this before on previous machines and never had any issues. Like most of you, my thoughts were that it wouldn't be possible for the rzr to push out something hot enough to start a fire. And with previous bikes, it didn't.

About a month ago I was in northern Saskatchewan and was riding my rzr s through one of our harvested canola fields. It is a dry spring there, but about three days prior to this happening there was three inches of snow on the ground. All of that was melted, and the dirt even looked damp. I did a loop through the field with my dogs, just going slow in low range, then drove past the field on out local road. I could smell a burning smell and figured that it was some muddy grass on my muffler from going through some sloughs. When I looked up and into the field my heart sank because there was a 20 yard long section of the field smouldering, and it was headed towards my horse pasture with foot long dead grass.

I burned (no pun intended) over there and put out the fire by basically walking on it. It wasn't like a wild flame or anything, like I said it was basically just smouldering along the ground. It was the chaff, left over seed shells discarded from harvest laying on the ground that started on fire, and ultimately burned across the field for 20 or so yards.

I could see the tracks from my rzr s, and I could see the exact point where the fire started was basically in the middle of the tire tracks. It was a windy day and the fire just spread away from the point. All and all I was very lucky that this didn't happen when I was riding in the horse pasture earlier, or that the fire didn't reach the horse pasture. If it had, things would have ended up really really bad.

So for those of you thinking the spark arrestor does nothing, you are wrong. For those of you needing proof, there you have it.

cheers boys and happy riding