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Do I need to add vents if I install a SLP pipe and can?

sms

Member
Premium Member
I'm probably going to be putting on a wrap and don't want to have to take away from the wrap with the addition of vents.

Do I need the vents if I'm just adding the pipe and can? Any consequences for not adding the vents?

Thanks
 
Nah. Don't know why you would *have* to. I did add 2-cool vents because they were doing a nice snowshow special.

If they were really needed I'd think SLP would recommend them.
 
Shouldn't need to. Ceramic coating is supposed too keep the heat in the pipe better. So in theory you should have cooler under hood temps with a pipe vs stock. IQRs came with ceramic coated pipes from the factory.
 
100% accurate. Buddy did some testing with fans. Said the vents didnt do anything.

Interesting, I assume he took basic under hood temps?

It would be interesting to see actual clutch temps compared between sleds set up the same and driven in the same conditions by the same rider.

I agree, they are not "needed" but it is an interesting topic. I ran Mo Flow side vents on two of my previous Pros. The vents were the bigger side vents that are almost beside the can on side and the secondary clutch on the other side. I bring this up because of previous observations with these vents.

While I never actually took under hood temps or clutch temps....my bad!:face-icon-small-dis I think they do assist with some cooling. I say this for two reasons, first my two Pros I ran never ever had belt or clutch issues and upon stopping at times, you could see the heat escaping from the sled through the vents. There would be very little snow or ice in this area and you could feel the heat coming out sometimes. Where the holes were cut in the panel, you could see small pieces of ice and sometimes water on the vent material because of the heat escaping.

You would think that if you can see the heat escaping from one sled while stopped and the same sled beside it is not doing this, cooling is occurring at a faster rate. Now change to riding, one would think that this would still be occurring and in theory the vented sled should not be building heat has fast????

Again, I'm not saying that vents are "needed" but in theory, they should do something??????

The other test is.........roll your windows part way down on your next trip during the winter.......I'm guessing the interior will be a little cooler??? ha ha.
 
Interesting, I assume he took basic under hood temps?

It would be interesting to see actual clutch temps compared between sleds set up the same and driven in the same conditions by the same rider.

I agree, they are not "needed" but it is an interesting topic. I ran Mo Flow side vents on two of my previous Pros. The vents were the bigger side vents that are almost beside the can on side and the secondary clutch on the other side. I bring this up because of previous observations with these vents.

While I never actually took under hood temps or clutch temps....my bad!:face-icon-small-dis I think they do assist with some cooling. I say this for two reasons, first my two Pros I ran never ever had belt or clutch issues and upon stopping at times, you could see the heat escaping from the sled through the vents. There would be very little snow or ice in this area and you could feel the heat coming out sometimes. Where the holes were cut in the panel, you could see small pieces of ice and sometimes water on the vent material because of the heat escaping.

You would think that if you can see the heat escaping from one sled while stopped and the same sled beside it is not doing this, cooling is occurring at a faster rate. Now change to riding, one would think that this would still be occurring and in theory the vented sled should not be building heat has fast????

Again, I'm not saying that vents are "needed" but in theory, they should do something??????

The other test is.........roll your windows part way down on your next trip during the winter.......I'm guessing the interior will be a little cooler??? ha ha.

Then add in the fact if you were to use a shock tower type vent. You would think air would now be moving in, creating air circulation, and escaping out a side vent.

While I don't think they are as effective as some may seem, I do think placement of vents is the crucial component to making them actually work.
 
The only time you ever need vents on these sleds is on a DEEP powder day. Then . . .guess what . .the vents are covered with powder! The only type of venting that works when you need it is something like the "blowhole" or other forced ventilation. All the others are a waste of money, IMO.
 
The only time you ever need vents on these sleds is on a DEEP powder day. Then . . .guess what . .the vents are covered with powder! The only type of venting that works when you need it is something like the "blowhole" or other forced ventilation. All the others are a waste of money, IMO.

That's what I thought until I tried a blowhole like setup and it made zero difference in clutch temps. (Marine grade bilge fan)

A small adjustment in clutch calibration to fit your riding style is worth 5 times what a blowhole can do.
 
Then add in the fact if you were to use a shock tower type vent. You would think air would now be moving in, creating air circulation, and escaping out a side vent.

While I don't think they are as effective as some may seem, I do think placement of vents is the crucial component to making them actually work.

But as other stated, they are clogged with snow anyway. I think the manufacturers have gotten better at getting some air to the motor.
 
2 say that u get no air flow out of the extra vents is like saying u have no flow out of the stock vents???u may not see a lot but u should c some.. and placement is everything with vents! think sheet metal is spot on if your clutching does not match your riding it can build a LOT of heat! fyi frogzskin sells a yard of mesh (36"by60") for 40$ I think and u can make all the vents u want. as 4 how nice they look that's all on the time u want 2 spend:D needed.. iv ben told no.. good idea well cant c it hurting---just my 2 cents---
 
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That's what I thought until I tried a blowhole like setup and it made zero difference in clutch temps. (Marine grade bilge fan)

A small adjustment in clutch calibration to fit your riding style is worth 5 times what a blowhole can do.

That is the truth, and should be the first thing one does if clutch temps are an issue. I was just pointing out that when it comes to "venting", the blowhole type of system makes the most sense, as it does not rely on ground speed to have at least some airflow.
 
a blowhole is not a bad idea but our under the hood temps are regulated by venting {flowing air} seems to me we can benefit a lot more by a feu well placed vents in the hood and tub to avoid clogging and promote air flow. after all how often do we just sit and idle?? ... we have all heard it a cooler engine makes more HP and lasts longer!!! we all spend plenty of $$$ to edge out our buds so I would think its worth the time and cash to pop in some vents and get that...just my thoughts on it :D keep it steep , deep and pray 4 snoowwww!!!!!
 
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