Polaris "Performance Silencer" for SP700?
#12
Polaris "Performance Silencer" for SP700?
Sorry so late in answering , it made it quite a bit quieter, it is like another disk with an angled pipe with holes in it that slips into muffler,mine was reaching that "to loud for me" stage until I installed the core, now I really like it.I think the header makes more of a power improvement than the muffler, if you get one make sure it is for an 07 they have bigger heat shields.
#13
#15
Polaris "Performance Silencer" for SP700?
I put the same stuff White Bros. can.800 header pipe extra discs and 180 degree deflecter on my 700 efi and could tell a difference.Sold the 05 700 efi and got 06 800 but put 700 back to stock and kept the add ons.Don't know why but I still have them.Guess they will fit the 800 if ever needed..[img]i/expressions/face-icon-small-wink.gif[/img]
#16
Polaris "Performance Silencer" for SP700?
The Quiet core is like 200 bucks and it listed on the WB web site. If you got it for 20 bucks you got one heck of a deal. i was told to run 10-12 disks by WB and I hate the noise. Has anyone checked the packing on there can. mine is packed so tight I can't see how it muffels anything. i could not even pull the core out to check the packing it's so tight.
#17
Polaris "Performance Silencer" for SP700?
I talked to one of the people at White Brothers about repacking this silencer. He said to roll the material around the inner core "as tight as you possibly can". I asked whether this prevented gases from exiting through the baffle material and he said "We don't want gases exiting that way. The baffle is there to attenuate the sound. The gases are supposed to exit out the back."
Thinking about it from a physics perspective, they want the pressure waves to encounter the baffle material and be converted to heat, thus reducing the amount of pressure variation that exits the tailpipe. The heat thus generated slowly degrades the baffle material, which is why it must be replaced occasionally.
So it sounds like your silencer is packed properly - as tight as possible.
Thinking about it from a physics perspective, they want the pressure waves to encounter the baffle material and be converted to heat, thus reducing the amount of pressure variation that exits the tailpipe. The heat thus generated slowly degrades the baffle material, which is why it must be replaced occasionally.
So it sounds like your silencer is packed properly - as tight as possible.
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