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4.2 with carbs, & no cats?

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Old 07-26-2011, 11:03 AM
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Default 4.2 with carbs, & no cats?
Does anyone know of any technical reasons that requires running cats on a carbureted 4.2? I have a non-cat exhaust system which I would like to install on my 77 xj6-c. I am not required to pass emissions.
 
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Old 07-26-2011, 11:41 AM
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I can't think of any reason not to, personally.

Cheers
DD
 
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Old 08-10-2011, 01:26 AM
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Originally Posted by Doug
I can't think of any reason not to, personally.

Cheers
DD
thumbs up on that
 
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Old 08-12-2011, 11:03 PM
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check out my side pipe, 5" outlet, no-emission tests.
 
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Old 08-12-2011, 11:44 PM
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^ WOW...wicked cool!
 
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Old 08-13-2011, 02:13 AM
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that is wicked
 
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Old 08-13-2011, 04:24 AM
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that's sick lol
 
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Old 08-13-2011, 01:48 PM
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Default engine pic
engine V12 ,modded 355hp.
 
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