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Message started by LuckyLuna on 06/23/19 at 08:44:02

Title: High pitch noise from exhust
Post by LuckyLuna on 06/23/19 at 08:44:02

So today I did a short trip (10 miles maybe) and I noticed a high pitch noise coming out of the exhaust. When I got home I did some exploration and while the engine is running, if I lightly lightly restrict the exhaust coming out of the end of the pipe the noise stops, but starts again if I move my stick (what I was using to poke. Has anyone had this issue?

At first I thought Sh*t the cam-chain tensioner (bikes not even at 4k), but the noise is pin-pointable to the end of the exhaust pipe. I have noticed more backfires as of late, but nothing terrible.

Title: Re: High pitch noise from exhust
Post by batman on 06/23/19 at 09:13:15

You should look for an air leak in your exhaust system, either at header clamp and gasket at the cylinder head or the joint at the header/muffler . any place outside air can enter the exhaust will cause increased backfiring, and the hot header pipe can ignite unburned fuel ,made easier if you have a leak as it supplies added oxygen

Title: Re: High pitch noise from exhust
Post by justin_o_guy2 on 06/23/19 at 22:08:41

The stock muffler can sound very much like a VW with that high pitched whistle sound. Mine did.

Title: Re: High pitch noise from exhust
Post by LuckyLuna on 06/24/19 at 06:12:15

So I went thru and checked all the bolts everything looks good there. Might there be a back pressure problem if something broke inside the muffler?

Title: Re: High pitch noise from exhust
Post by batman on 06/24/19 at 06:53:49

I would suspect that only if the bike seems to run differently .

Title: Re: High pitch noise from exhust
Post by justin_o_guy2 on 06/24/19 at 11:24:19

It's probably nothing. Too few miles for the muffler to die internally.
They really do whistle some.
The really good answer is
Ditch the Chrome Trash Can
Slap a Dyna muffler on it.

Title: Re: High pitch noise from exhust
Post by LuckyLuna on 06/24/19 at 15:09:45

If I decide to headdown the replacement road. What can I find thats quiet(er). Im not into the waking the neighbors, hear me from 1000yrds away kinda sound.

Title: Re: High pitch noise from exhust
Post by verslagen1 on 06/24/19 at 15:21:36

The dyna muff is not too bad, but it's not as quiet as the stock.
If you don't wail on it, it won't be loud.

http://suzukisavage.com/cgi-bin/YaBB.pl?num=1298689417

Title: Re: High pitch noise from exhust
Post by LuckyLuna on 06/25/19 at 07:05:53

Is this what I would be looking at?

https://www.jpcycles.com/product/4500055/universal-mounting-shorty-style-muffler?mrkgcl=444&mrkgadid=3308569171&utm_source=google&utm_medium=cpc&utm_term=490325545342_product_type_motorcycles_product_type_exhaust_product_type_exhaust&utm_campaign=Google+Shopping++Generic+-+Exhaust&product_id=4500055&utm_content=pla&adpos=1o1&creative=278867792309&device=c&matchtype=&network=g&gclid=EAIaIQobChMIt-Wl4uOE4wIVCLvsCh0EQQSsEAQYASABEgLQwPD_BwEUniversial Shorty Style

Title: Re: High pitch noise from exhust
Post by verslagen1 on 06/25/19 at 07:14:46

only if you like loud.

Title: Re: High pitch noise from exhust
Post by LuckyLuna on 06/25/19 at 09:18:06

Nope. Can you link one thats not ungodly loud (or expensive?). I tried searching for dyno but im just finding stuff like that.

Title: Re: High pitch noise from exhust
Post by LANCER on 06/25/19 at 09:18:53

Check eBay or a local HD dealer for Dyna muffler take-offs.  There are plenty available that were removed from new bikes to install aftermarket pipes, and they are cheap.

Title: Re: High pitch noise from exhust
Post by zipidachimp on 06/26/19 at 00:24:02

2 for 1 Dynas,   and they are not loud, neighbor friendly !  The chrome is exceptional!

https://www.ebay.com/itm/Genuine-Harley-Dyna-Mufflers-Stock-OEM/352475780326?hash=item52113194e6:g:8pIAAOSwDZ9bs84x

cheers!  8-)

Title: Re: High pitch noise from exhust
Post by LuckyLuna on 06/27/19 at 12:28:38

Thank you!

Title: Re: High pitch noise from exhust
Post by LuckyLuna on 07/01/19 at 08:03:52


063F292133063F242B4A0 wrote:
Thank you!


0 stock in my area so I picked these up. Maybe try and sell the second one to recupe some $.

Title: Re: High pitch noise from exhust
Post by zipidachimp on 07/02/19 at 22:05:06

Don't sell it! Buy a 2nd S40 !!!!!!!  cheers!8-)

Title: Re: High pitch noise from exhust
Post by LuckyLuna on 07/12/19 at 03:14:44

so I got my Dyna's in the mail and today I should be getting my Ryna adapter. I know I've got to cut 1 inch off the header pipe, is there anything else I have to do to make this work or is it just slip on and go after that?

Title: Re: High pitch noise from exhust
Post by MarkHB on 07/23/19 at 15:12:15

----

5D64727A685D647F70110 wrote:
I know I've got to cut 1 inch off the header pipe, ...

----

I don't see any mention of cutting the header pipe in http://suzukisavage.com/cgi-bin/YaBB.pl?num=1298689417

Am I missing something? I'll be picking up a pair of Dynas this Saturday, so I want to be clear here. :)

Title: Re: High pitch noise from exhust
Post by justin_o_guy2 on 07/23/19 at 19:02:21

Don't cut anything until it's obvious that you must.
One I did
One I didn't

Title: Re: High pitch noise from exhust
Post by LuckyLuna on 07/24/19 at 04:46:03


584E5B4A5D4246572F0 wrote:
----
[quote author=5D64727A685D647F70110 link=1561304642/15#16 date=1562926484]I know I've got to cut 1 inch off the header pipe, ...

----

I got an adaptor to kick out the muffler a bit and its something you have to do for that.

I don't see any mention of cutting the header pipe in http://suzukisavage.com/cgi-bin/YaBB.pl?num=1298689417

Am I missing something? I'll be picking up a pair of Dynas this Saturday, so I want to be clear here. :)[/quote]

Title: Re: High pitch noise from exhust
Post by justin_o_guy2 on 07/24/19 at 09:17:52

Yeah, you'll have to get the Dyna.
Then you start with the installation.
USUALLY no adjustments to the header are required.
You'd think every one would be the same..
I reconsidered my earlier post.
IIRC, I was installing a Supertrapp when I had to trim the header.
The adapter length could possibly put the rear support too far to the rear, but where you got yours will be what decides that I guess.
Don't sweat it, man,, it's gonna be fine.

Title: Re: High pitch noise from exhust
Post by ohiomoto on 07/24/19 at 11:15:45

The instructions that you get with the RYCA adapter have you cut the header so that the adapter fits flush up against the chrome portion of the header.  If you don't want to do this, I think you'll have some portion of the header exposed that is not chrome.

Title: Re: High pitch noise from exhust
Post by LuckyLuna on 07/25/19 at 03:37:40

yeah, The Ryca is what I picked up.

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