Author Topic: V7 Camp Fire Starter  (Read 1271 times)

Offline Kiwi_Roy

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V7 Camp Fire Starter
« on: August 25, 2020, 05:46:06 AM »
A few weeks ago I put up a post telling how my V7iii caught fire when the catalytic converters overheated.
Without the application of water I'm fairly certain the bike would have been destroyed.

I have been carrying the remains of what was between the heat shield and the Cat around to show anyone interested.
Yesterday I took some of this material and a butane lighter, It was only a matter of seconds before I had a fierce fire going with bits of flaming material dropping off
If I get a chance I will repeat this exercise and post a picture.
I'm going camping next week, this stuff would make a perfect fire starter, what the hell is it doing in an exhaust system?
Is there some reason to want the converter to get super hot, but if that's the case shouldn't it be wrapped around the back too?
I can't notice any difference with it removed.

I'm guessing the big 1400s have this stuff in the exhaust also.
« Last Edit: August 25, 2020, 06:32:56 AM by Kiwi_Roy »
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Offline Kiwi_Roy

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Re: V7 Camp Fire Starter
« Reply #1 on: August 25, 2020, 06:24:35 AM »
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Offline Zoom Zoom

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Re: V7 Camp Fire Starter
« Reply #2 on: August 25, 2020, 06:42:02 AM »
Converters do get very hot. That is what makes them work. Many moons ago, when they first began putting them on cars, a friend went hunting one day and parked in a field near where he was going into the woods. His car burned up, completely. The grass was tall enough to hit the underside of the car and they didn't have a heat shield on the converter to the best of my knowledge. In his circumstance, I'm not sure if a heat shield would have made a difference but his car was nearly new and I know it was unmodified.

Anyway, yeah, they get hot by design. That is how they burn up the exhaust gasses they are designed to mitigate.

John Henry

Offline Kiwi_Roy

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Re: V7 Camp Fire Starter
« Reply #3 on: August 25, 2020, 07:46:43 AM »
Converters do get very hot. That is what makes them work. Many moons ago, when they first began putting them on cars, a friend went hunting one day and parked in a field near where he was going into the woods. His car burned up, completely. The grass was tall enough to hit the underside of the car and they didn't have a heat shield on the converter to the best of my knowledge. In his circumstance, I'm not sure if a heat shield would have made a difference but his car was nearly new and I know it was unmodified.

Anyway, yeah, they get hot by design. That is how they burn up the exhaust gasses they are designed to mitigate.

John Henry
Someone asked me a while ago "what is the major manmade cause of forest fires"?, of course I thought cigarette butts but no apparently its Catalytic converters
I don't mind the Cat getting hot but do they have to use a flammable insulation so it catches on fire?
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Moto Guzzi - making electricians out of riders since 1921

Offline Zoom Zoom

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Re: V7 Camp Fire Starter
« Reply #4 on: August 25, 2020, 08:01:15 AM »
Someone asked me a while ago "what is the major man made cause of forest fires"?, of course I thought cigarette butts but no apparently its Catalytic converters
I don't mind the Cat getting hot but do they have to use a flammable insulation so it catches on fire?

Wow, I would not have guessed that. As for the insulation, you got me???

John Henry

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Re: V7 Camp Fire Starter
« Reply #5 on: August 25, 2020, 08:35:13 AM »
It might have been the same engineer who thought flammable cladding on high rise buildings was a good idea.
« Last Edit: August 25, 2020, 08:35:50 AM by Pizza Guzzi »

Offline twowheeladdict

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Re: V7 Camp Fire Starter
« Reply #6 on: August 25, 2020, 08:42:51 AM »
Is the Cat in the muffler or the head pipe?

I put Mistral Short pipes on my bike and no longer use that heat shield you are showing which makes me think the Cat is in the muffler and I no longer have one.  Mmm.
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Offline Zoom Zoom

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Re: V7 Camp Fire Starter
« Reply #7 on: August 25, 2020, 08:46:38 AM »
Is the Cat in the muffler or the head pipe?

I put Mistral Short pipes on my bike and no longer use that heat shield you are showing which makes me think the Cat is in the muffler and I no longer have one.  Mmm.

You would be correct.

John Henry

Offline fotoguzzi

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Re: V7 Camp Fire Starter
« Reply #8 on: August 25, 2020, 09:15:24 AM »
Hopefully none of you guys have your entire garage with classic car burn to the ground like this poor guy.
(Kerosene heater not a cat fire)

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Offline Zoom Zoom

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Re: V7 Camp Fire Starter
« Reply #9 on: August 25, 2020, 09:19:38 AM »
Minor damage. He can fix that... :shocked: :wink:

John Henry

Offline Moparnut72

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Re: V7 Camp Fire Starter
« Reply #10 on: August 25, 2020, 09:48:30 AM »
A refrigerator caused mine.
kk






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Offline Muzz

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Re: V7 Camp Fire Starter
« Reply #11 on: August 25, 2020, 03:35:16 PM »
Hopefully none of you guys have your entire garage with classic car burn to the ground like this poor guy.
(Kerosene heater not a cat fire)



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