Re: 95 Dak True Dual Exhaust

From: baddak@excite.com
Date: Mon Feb 14 2005 - 12:57:01 EST


In article <cuqo82$t68$1@bent.twistedbits.net>, jon@dakota-truck.net writes:
>
      I am going to go the x-pipe route. I just ordered a 3" in and out
Magnaflow x-pipe. Thanks for all the input, I appreciate it.

>
> baddak@excite.com wrote:
>
> : I thought of the x-pipe, h-pipe, but I thought I would get some more
input
> : before I made a decision on what to do. Also not really sure how to reply
> : without including all the information above. Please excuse my ignorance.
>
>
> Right in an X pipe would likely be a good place for it, but
> I wouldn't bother to put it in an H pipe, I don't think you'd
> get a proper sampling there - not enough exhaust flow. I'd put
> the sensor in one of the main legs before I put it in an H pipe.
> In an X pipe would be ideal though, since it would see all of the
> exhaust, and from both sides of the engine.
>
> If you do go the X route, it would be a good idea to keep it
> as close to the engine as practical. Assuming that you are using
> a stock O2 sensor, its got a heating circuit built in, so keeping
> it hot isn't a problem, but the further the sensor is from the
> engine, the longer the lag time between what the engine is actually
> doing and what the O2 sensor "sees".
>
> If you decide to just put it in one of the main legs, I'd
> recomend installing sensor bungs in both legs. That way,
> you can swap the sensor later if you want to, and you can use
> a plug to block off the other bung. That's what I did for the O2
> sensor on my (aftermarket) EFI'd Barracuda. This way, if one side of
> your motor runs leaner than the other, you can install the sensor
> in the lean leg for safety. Or, you can install an aftermarket
> O2 sensor (wide band even, if you want to), in the other leg for
> an additional gauge inside the cab, or during dyno tuning, you can
> use the spare bung for the wide band sensor and not have to remove
> the stock sensor.
>
>
> --
> -Jon-
>
> .-- Jon Steiger ---- jon@dakota-truck.net or jon@jonsteiger.com --.
> | 1970 Barracuda - 1990 Dakota 'vert - 1992 Ram 4x4 - 1996 Dakota |
> | 1996 Intruder 1400 - 1996 Kolb FireFly - 2001 Ram QC 3500 CTD |
> `------------------------------------ http://www.jonsteiger.com --'



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