I've got 2.5" on my 4.0L, but it is not mandrel bent so compares to 2 1/4" mandrel, IIRC. The 4.0L does not lack in low end torque so it seems fine to me. Gas mileage is good, so I really have no idea as to what a 196 would or would not like! -- Mark Price Morgantown, WV 1969 AMC Rambler, 4.0L, EFI, T-5 2004 Grand Cherokee Laredo, 4.7L, Quadratrac II " I realize that death is inevitable. I just don't want to be around when it happens! " -------------- Original message ---------------------- From: Peter Marano <pmarano@xxxxxxxxx> > Message: 16 > Date: Thu, 30 Oct 2008 21:11:10 -0700 > From: Tom Jennings <tomj@xxxxxxx> > Subject: Re: [Amc-list] scavenging in a stock exhaust system? > To: "AMC/Rambler owners, drivers and fans." <amc-list@xxxxxxxxxxxx> > Message-ID: <490A855E.20607@xxxxxxx> > Content-Type: text/plain; charset=ISO-8859-1; format=flowed > > Wrambler242@xxxxxxxxxxx wrote: > > > > > I've heard different theories. > > > > Well from the resounding silence, I think I'll go with 2.25" front to > back with a good muffler. I didn't really think there was much to be > done but hey,... > > I think I've heard that too big an exhaust may be counterproductive > though, even though that's counterintuive in some ways since it's not > like there's any tuned resonance going on in systems like this. > > > ------------------------------ > > > Check the pressure in the exhaust system? Recheck with the new larger system? > > > > > _______________________________________________ > Amc-list mailing list > Amc-list@xxxxxxxxxxxx > http://splatter.wps.com/cgi-bin/mailman/listinfo/amc-list _______________________________________________ Amc-list mailing list Amc-list@xxxxxxxxxxxx http://splatter.wps.com/cgi-bin/mailman/listinfo/amc-list