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P1K5Dave

P1K5Dave

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I made the mistake of checking the damn spark arrestor again a while ago, now I'm down to 1 of 3 bolts holding the exhaust tip on there.

One was broke off when I bought the machine. I religiously applied anti-seize to the other two - but this time, one twisted off. Those bolts are so soft you don't even know you're twisting it.

So today I went to look at what I need to do to get those two broken bolts out of there, and thought "what if I just bought a new muffler?"

And HOLY SH*T - I looked that thing up and it's $590! Damn...
 
mlynch001

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I made the mistake of checking the damn spark arrestor again a while ago, now I'm down to 1 of 3 bolts holding the exhaust tip on there.

One was broke off when I bought the machine. I religiously applied anti-seize to the other two - but this time, one twisted off. Those bolts are so soft you don't even know you're twisting it.

So today I went to look at what I need to do to get those two broken bolts out of there, and thought "what if I just bought a new muffler?"

And HOLY SH*T - I looked that thing up and it's $590! Damn...
The Catalytic converter adds a lot to the price of a simple muffler. Have you looked at the possibility of using RivetNuts? That is what I was thinking about after my last "go-around" with mine. I have not broken a bolt, but I am just fortunate that mine came out OK.
 
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P1K5Dave

P1K5Dave

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That's a possibility, thanks @mlynch001.

I just bought a new rivnut tool and a bunch of them to go with it, so a possible use for them. I figured this would be a good place to try the "weld a nut on it" approach and see if it works.

I can tell you what I'm not going to do: "Easy out." In quotations because they ain't easy, and nothing comes out. F those things.
 
JenElio

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I made the mistake of checking the damn spark arrestor again a while ago, now I'm down to 1 of 3 bolts holding the exhaust tip on there.

One was broke off when I bought the machine. I religiously applied anti-seize to the other two - but this time, one twisted off. Those bolts are so soft you don't even know you're twisting it.

So today I went to look at what I need to do to get those two broken bolts out of there, and thought "what if I just bought a new muffler?"

And HOLY SH*T - I looked that thing up and it's $590! Damn...
Spin the tip a tad and run some self tappers in that mofo. I wouldn't even bother spending time taking the old out, grind them down if need be and be done 🤷‍♂️

My unsolicited 2 cents 😂
 
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mlynch001

mlynch001

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That's a possibility, thanks @mlynch001.

I just bought a new rivnut tool and a bunch of them to go with it, so a possible use for them. I figured this would be a good place to try the "weld a nut on it" approach and see if it works.

I can tell you what I'm not going to do: "Easy out." In quotations because they ain't easy, and nothing comes out. F those things.
Weld a Nut does work, if you are careful. One thing I learned was to heat the local area "dull red", then "shock" it by rapid cooling, THEN after it cools, weld the nut on and attempt removal. This is a trick that my fabricator dad taught me over 50 years ago. I have used it many times. I have used an EZ out with success, but I have also seen more that failed than those that worked.
 
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P1K5Dave

P1K5Dave

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Spin the tip a tad and run some self tappers in that mofo. I wouldn't even bother spending time taking the old out, grind them down if need be and be done 🤷‍♂️

My unsolicited 2 cents 😂
I'm assuming there's a little more structure in the muffler at the points the bolts went into, aren't there? Or, if it's a solid ring, your idea may be a winner...
 
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JenElio

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I'm assuming there's a little more structure in the muffler at the points the bolts went into, aren't there? Or, if it's a solid ring, your idea may be a winner...
That area where the tip is bolted on is doubled up from the inside. It's got like a 2" reinforcement flange from the inside. There's plenty of metal to self tap into. I ended up cutting the ends of my muffler in search of that stupid annoying rattling sound, that's how I know....🙄
 
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mlynch001

mlynch001

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That area where the tip is bolted on is doubled up from the inside. It's got like a 2" reinforcement flange from the inside. There's plenty of metal to self tap into. I ended up cutting the ends of my muffler in search of that stupid annoying rattling sound, that's how I know....🙄
If you cut off both ends of the muffler, can you tell me what is on the other end of the muffler? The end without the outlet.
 
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P1K5Dave

P1K5Dave

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I think there may have been a thread with pics, wasn't there @JenElio ? If so, I'd like to see it again as well...
 
JenElio

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If you cut off both ends of the muffler, can you tell me what is on the other end of the muffler? The end without the outlet.

I think there may have been a thread with pics, wasn't there @JenElio ? If so, I'd like to see it again as well...
There's nothing at the other end. And believe it or not I didn't think to take any pics of when I actually opened both ends. I actually ended up swapping the ends on the muffler........ exhaust tip is on the driver side now......🤷‍♂️ I was bored 😂.

Here's a crude sketch of what I noticed inside.
IMG 20230921 124659773

By moving the tip over to the opposite side it does sound just a bit 🤏 louder but nothing crazy. I think it'll flow a little better too especially in addition to having the cat removed. Haven't noticed any loss of back pressure either sooooo 🤷‍♂️
 
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mlynch001

mlynch001

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There's nothing at the other end. And believe it or not I didn't think to take any pics of when I actually opened both ends. I actually ended up swapping the ends on the muffler........ exhaust tip is on the driver side now......🤷‍♂️ I was bored 😂.

Here's a crude sketch of what I noticed inside.
View attachment 403548
By moving the tip over to the opposite side it does sound just a bit 🤏 louder but nothing crazy. I think it'll flow a little better too especially in addition to having the cat removed. Haven't noticed any loss of back pressure either sooooo 🤷‍♂️
Perfect, Thank You!
 
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