2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

gettinf rid of the chainsaw sound

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Old Apr 11, 2002 | 02:42 AM
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gettinf rid of the chainsaw sound

I will be putting a true dual settup on my gfs car soon and I would like to know what I can use to get rid of the chain saw sound (some thing like the apexi N1 catback comes with) it has to be kinda small so I can get 2 of them under there, and also easy on the pocket book

thx guys
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Old Apr 11, 2002 | 02:50 AM
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RB presilencer's are a great thing to use. I have 1 for sale.
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Old Apr 11, 2002 | 02:59 AM
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FC3AZ - how much? what condition?

Could I use two dynomax race mufflers? (they are strait through and can be welded on both sides, plus they are cheap like 35 bucks each
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Old Apr 11, 2002 | 03:02 AM
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yes, you could get those mufflers welded in. the presilncer is the one in the pic attached. just surface rust that could be easily removed. I can even sand it down for you tomorrow. how does $60 shipped sound?
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Old Apr 11, 2002 | 03:04 AM
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sorry, forgot the most important part.
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Old Apr 11, 2002 | 03:09 AM
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well how big is it (length, inlet and outlet size) if I can find another one cheap and if I can fit 2 of them under the car then u have a deal. email me ( zach@thrashin.net)

BTW how much would u sell that dual outlet header for?
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Old Apr 11, 2002 | 03:12 AM
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ohhh when I asked if I could get the 2 mufflers wleded in I ment to use them as a presilencer before the corksport muffler, is that possible or would that not work to cut the chainsaw noise out
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Old Apr 11, 2002 | 03:19 AM
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holy cow! yes, that would definately work to quiet it down. that would be like having 3 mufflers in a row on that thing. No, i am not selling the header. hahahahah, that pic was just for reference, sorry. I think you could find another silencer very similar in size to the one i have, yes.
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Old Apr 11, 2002 | 03:25 AM
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well Iam going true dual so thats why I would need two dynomax mufflers so it would be like this:

Code:
=======___@@@@@@_____________########
=======____________@@@@@@____########

=== is the dual outlet header
____ is the piping
@@@ is the dyno max muffler (or whatever I decide to use)
### is the CS muffler

so would that setup I just drew get rid of the chainsaw noise?

Last edited by Thrasher; Apr 11, 2002 at 03:28 AM.
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Old Apr 11, 2002 | 03:30 AM
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it would be quieter but it wont get rid of the chain saw noise, if you run a header with a stock cat/cat back it still has the chainsaw noise up in the high RPM's
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Old Apr 11, 2002 | 03:31 AM
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well, rotaries with a header are always gonna sound like that to a degree. its just the way the header is designed, and how it lets the exhaust pulses and flow exit the engine. all i know is that a presilencer smooths out that sound. i only name a presilencer, because that is all i have heard. there could be other things that work too.
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Old Apr 11, 2002 | 03:32 AM
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come to think of it, those "presilencers" in my pic, dont look like RB............hmmmmm.........someone chime in and recognize those things? they look like freakin glasspacks.......
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