I have a 95 Dak 3.9L V6 and I noticed improvements in the Highend and a
possible increase in torque, but I definitely didn't lose any torque,
after removing the cat. I don't know about the mileage yet. The motor
has definitely woke up some!
Can't wait to find some headers for it! I can't find them anywhere.
Chad
GSWillhite wrote:
>
> Has anyone noticed, there seems to be a real difference in the reaction
> between the 5.2L and the 5.9L when removing the cat. Some say the 5.2L
> loses Hp and torque at low end, while the 5.9L *wakes up*. Surely on the
> 5.2L the powerband has just moved up?? I know some are running the 5.2Ls
> w/out the cat and w/high flow muffler, is this your conclusion as well?
> The 318 seems to be more sensitive to less back pressure than the 360.
> I'm thinking if theres little or no INTAKE, TB mods the worse the
> reaction. (does this make sense?)
>
> GS -
>
> 98 5.2L 5spd
>
> > Despite the objections, I went ahead and tried it. I cut off the cat
> > and installed a y-pipe, 3" pipe, edelbrock 304 13" muffler, and *2* o2
> > sensors. This 360 not only breaths MUCh better it sounds incredible!
> > I have NO adverse affects, and no Check Engine light. It runs hard!
> > DO IT!
> >
> > I know there are supposed to be 4 o2 sensors.. There aren't. only two,
> > just like my 97 5.2.
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