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The 2-Stroke Garage => General Chatter => Topic started by: Czakky on April 23, 2021, 12:36:39 PM

Title: Brazing on exhaust pipes
Post by: Czakky on April 23, 2021, 12:36:39 PM
I have some exhaust pipes that need some work (no 2t content). I've got an oxy/acetylene torch and can braze.

Could a guy braze on an exhaust spring loop? Like muffler can to pipe spring with a bit of tension holding it on.

Just trying to take care of this two minute job myself. I just don't know if braze is strong enough.
Title: Re: Brazing on exhaust pipes
Post by: sav0r (CL MotoTech) on April 23, 2021, 12:40:58 PM
It should be fine. When I modded my DGs I brazed most of the brackets on. I've done that with numerous pipes over the years. I also really like the look of braze.
Title: Re: Brazing on exhaust pipes
Post by: m in sc on April 23, 2021, 01:05:12 PM
agree. brazing is just fine

Title: Re: Brazing on exhaust pipes
Post by: Czakky on April 23, 2021, 01:07:05 PM
Thanks guys
Title: Re: Brazing on exhaust pipes
Post by: 85RZwade on April 24, 2021, 09:50:04 AM
Please show off your results!
Title: Re: Brazing on exhaust pipes
Post by: Czakky on April 24, 2021, 11:53:22 AM
Well my brazing has never been show-off material but I'll show what I do.

I bought an early Ducati monster 900 carby this winter.
Title: Re: Brazing on exhaust pipes
Post by: Dvsrd on April 24, 2021, 04:16:26 PM
Quote from: Czakky on April 24, 2021, 11:53:22 AM
Well my brazing has never been show-off material but I'll show what I do.

I bought an early Ducati monster 900 carby this winter.

I hope you enjoy the Monster. I think they are great bikes, and actually quite easy to work on. I have a 1995 M600, with a 680 kit, Gualdi Carbon slip ons and 39 Keihin FCRs.
If yours has stock carbs/ jetting/ air filter, I recommend a replacement K&N in the stock air box, and a Dynojet (jet) kit. That make them much more rideable at lower rpm.
Title: Re: Brazing on exhaust pipes
Post by: rodneya on April 24, 2021, 05:45:27 PM
You could weld with the oxy torch as well, but brazing works better for hangers and spigots as it allows a bit of flex without cracking.
Title: Re: Brazing on exhaust pipes
Post by: Dvsrd on April 25, 2021, 07:23:12 AM
Quote from: rodneya on April 24, 2021, 05:45:27 PM
You could weld with the oxy torch as well, but brazing works better for hangers and spigots as it allows a bit of flex without cracking.
Ducati oem pipes are SS, so not sure if oxyacetylene welding is a good idea. Back before TIG was common, silver solder was often used on thin SS tubing and sheet.
Title: Re: Brazing on exhaust pipes
Post by: Czakky on May 04, 2021, 08:41:14 PM
Ended up not needing to braze at all. Long story but I ended up with some stainless Leo Vince pipes. I like these better than the high pipes I had before.
Title: Re: Brazing on exhaust pipes
Post by: sav0r (CL MotoTech) on May 05, 2021, 12:13:31 AM
It has valves.

(https://media.tenor.com/images/a7d8b033c03f5c0d398685d5b3545a26/tenor.gif)
Title: Re: Brazing on exhaust pipes
Post by: 85RZwade on May 05, 2021, 12:51:49 AM
Personally, I make allowances for Ducatis because of the desmodromic actuation. And they're Ducatis.  :love:
Title: Re: Brazing on exhaust pipes
Post by: Czakky on May 05, 2021, 05:11:36 AM
Quote from: sav0r on May 05, 2021, 12:13:31 AM
It has valves

:dawg:
Title: Re: Brazing on exhaust pipes
Post by: Kawtriplefreak on May 05, 2021, 07:33:50 AM
Ha! Our 2 strokes of the RD and RZ persuasion have valves... Reed valves and power valves  :dawg: :dawg: