Author Topic: decat  (Read 2523 times)

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Offline 650vstromer

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decat
« on: October 22, 2010, 12:13:44 »
has anyone removed cat from original exhaust, and was it worth doing ?  :thumb:

Offline Quoman

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Re: decat
« Reply #1 on: November 06, 2010, 17:47:16 »
er, yes and er ....yes!!
remus pipe fitted ,cat gone and so is the lambda (plugged) obviously it makes a lot of difference, weight, free flow and the weight!!!
I need to find out whether baffle in or out as one creates a lot of noise but does it lack back pressure?
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Offline 2112

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Re: decat
« Reply #2 on: November 16, 2010, 17:27:48 »
If you mean de-catting the original exhaust have a look on evilbay, item no - 160495799285. The company, Sabre Custom Engineering do all sorts of bikes (and cars). A Guzzi site I get on reckon the workmanship is superb and the lack of cat makes a big difference to performance which I'm sure will be the case with the Wee too.
It's pronounced 'twenty-one-twelve'

Offline islandtiger

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Re: decat
« Reply #3 on: November 19, 2010, 20:04:23 »
I have 57 1000,if I did a decat,would the bike need a remap,what about the lamba sensor and would it pass the mot.
Looking for anything to stop the intermittent misfire around 2750 rpm

Offline 2112

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Re: decat
« Reply #4 on: November 20, 2010, 08:10:29 »
The MOT would be no problem as emissions aren't tested on bikes (yet...). I would imagine the less restrictive exhaust would certainly help the flat spot and the bikes ECU should be able to compensate for the change. When I fitted less restrictive Quill can's to my '06 Vee it made a big differnce to the flat spot (and sounded better). Not a cheap option but a pair of can's will shed a LOT of weight too as the standard can's are unbeleivably heavy.   :thumb:
It's pronounced 'twenty-one-twelve'

Offline steve...

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Re: decat
« Reply #5 on: January 20, 2011, 10:34:55 »
Where is the cat on a 2002 DL1000 ?  (If it has one ?)