Re: 99 RT headrers

From: Alan Short (ashort@flash.net)
Date: Tue Dec 29 1998 - 12:16:47 EST


jim miller wrote:
>
> DodgeBoyz3@aol.com wrote:
>
> > jmiller@texnet.net writes:
> > the 98 had headers, the R/T does not (cause I am told the ones I took off
> > the 98 318 wont fit).
> > I have yet to understand why the headers won't fit. I mean the engines are
> > externally identical, also the frame. The only difference I see is the larger
> > rear oil pan area in at the rear main. That should gave no effect. Have you
> > put a good "eyeball" on it?
> > Gene
>
> I plan to take the truck and the headers to a muffler shop for an opinion. I know
> it will be necessary to build a different Y pipe with places for 2 O2 sensors and
> dual 2" outlets to go to the cat. Maybe he can use the Mopar 2.5" Y pipe, weld in
> threaded places for the sensors, and cut it apart at the original Y collector and
> weld on some pipe and reducers to fit into the cat. There HAS to be a way. Ane I
> dont think the collectors run that close to the oil pan. Just wondering about the
> difference in the tranny or its pan. Could that be a problem?
> Jim in Waco
> 99 R/T
> BTW G-tech results tonight with 2k miles on truck, stock except Mopar FABM with
> Paper filter and full tank of gas;
> Best 0-60 6.33 Bad wheel spin
> Best 1/4 mile 15.32 @ 93 mph Bad spin again
> Rear wheel HP 190.
> Outside air temp 50 degrees.
> Best 0-60 on 98 with 318 was 6.99
> Best 1/4 on 98 was 15.44 at 90
> So R/T is 1/2 second faster 0-60 and .12 faster in quarter.
> (remember 98 had headers and catback)
        
        Jim, I installed the R/T Leach headers and the passenger side was a
bear to get past the tranny and up in the engine bay. Maybe that's what
they are saying, you might not even be able to get it up and in the
compartment, even though we both know it'll bolt right up. Alan S.



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