No Mike computer and all associated wiring is in the trash. I set the timing
with the advance off, I did it by ear got the best idle, took it for a ride
to see if it pinged, then I put the light on it and if I remember right it
is about 9 deg at 1600 been awhile since I did it though.


Scott
90YJ

"Mike Romain" <romainm@sympatico.ca> wrote in message
news:4072FB6C.CCB8D590@sympatico.ca...
> Heh, I think you are the second person to mention they have the timing
> set at 1600 rpm for the computer controls with the computer in limp home
> mode or not existing.
>
> Do you still have your computer in the loop?
>
> My 86 sets up with the timing at 9 deg at idle with the ported vacuum
> line off the distributor and no computer. I have set several others up
> like mine as well.
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Foot Loose wrote:
> >
> > I have a Weber on my 258 and love it, although it was a bear to set up
but
> > once done it runs great. I have headers and had to go with a .80 idle
jet.
> > Now it will idle at aprox 750-800 Rpm when warm. My throttle plate is
not
> > opened at all and the idle screw is not in contact with the throttle
lever.
> > I had constant vacuum on the advance port causing me not to have any
> > advance, the jet change and timing adjustment fixed that. My timing is
now
> > set to 9-10deg at 1600 rpm, the advance works great. I also have
removed
> > most of the vacuum lines under the hood, all that is left is the front
axle,
> > advance, pvc, master cylinder for the brakes. I had to put a fuel
pressure
> > regulator on and adjust to 3.5 psi because it would run real rich with
the
> > stock fuel pressure. I am using the stock filter center going to the
carb
> > top going to the tank. The big float bowl vent is going to the
canister,
> > with no purge line hooked up. I also did the HEI upgrade which helps
with
> > the idle and adds some power off the line.
> >
> > Scott
> > 90 YJ
> >
> > "Tookie " <tookie_nospam@***.net> wrote in message
> > news:4072cafb.340769453@news.east.***.net...
> > > I finally got around to installing the Weber, but I
> > > don't have any paperwork on it - the original
> > > setup (Carter) has a fuel supply line coming from the fuel
> > > pump to a filter. The filter has two lines coming out
> > > of it, I assume one is a return to the gas tank.
> > > The fuel line that came on the Weber is just a single
> > > line from the fuel pump, what should I do with the
> > > return line? Reuse the 2-outlet filter?
> > >
> > >
> > > Tookie - Denham Springs, LA
> > > 88YJ, 4" lift, 33" TSLs, Lock-Rights
> > > PosiLock, 4.10s

 

No Mike computer and all associated wiring is in the trash. I set the timing
with the advance off, I did it by ear got the best idle, took it for a ride
to see if it pinged, then I put the light on it and if I remember right it
is about 9 deg at 1600 been awhile since I did it though.


Scott
90YJ

"Mike Romain" <romainm@sympatico.ca> wrote in message
news:4072FB6C.CCB8D590@sympatico.ca...
> Heh, I think you are the second person to mention they have the timing
> set at 1600 rpm for the computer controls with the computer in limp home
> mode or not existing.
>
> Do you still have your computer in the loop?
>
> My 86 sets up with the timing at 9 deg at idle with the ported vacuum
> line off the distributor and no computer. I have set several others up
> like mine as well.
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Foot Loose wrote:
> >
> > I have a Weber on my 258 and love it, although it was a bear to set up
but
> > once done it runs great. I have headers and had to go with a .80 idle
jet.
> > Now it will idle at aprox 750-800 Rpm when warm. My throttle plate is
not
> > opened at all and the idle screw is not in contact with the throttle
lever.
> > I had constant vacuum on the advance port causing me not to have any
> > advance, the jet change and timing adjustment fixed that. My timing is
now
> > set to 9-10deg at 1600 rpm, the advance works great. I also have
removed
> > most of the vacuum lines under the hood, all that is left is the front
axle,
> > advance, pvc, master cylinder for the brakes. I had to put a fuel
pressure
> > regulator on and adjust to 3.5 psi because it would run real rich with
the
> > stock fuel pressure. I am using the stock filter center going to the
carb
> > top going to the tank. The big float bowl vent is going to the
canister,
> > with no purge line hooked up. I also did the HEI upgrade which helps
with
> > the idle and adds some power off the line.
> >
> > Scott
> > 90 YJ
> >
> > "Tookie " <tookie_nospam@***.net> wrote in message
> > news:4072cafb.340769453@news.east.***.net...
> > > I finally got around to installing the Weber, but I
> > > don't have any paperwork on it - the original
> > > setup (Carter) has a fuel supply line coming from the fuel
> > > pump to a filter. The filter has two lines coming out
> > > of it, I assume one is a return to the gas tank.
> > > The fuel line that came on the Weber is just a single
> > > line from the fuel pump, what should I do with the
> > > return line? Reuse the 2-outlet filter?
> > >
> > >
> > > Tookie - Denham Springs, LA
> > > 88YJ, 4" lift, 33" TSLs, Lock-Rights
> > > PosiLock, 4.10s

 

No Mike computer and all associated wiring is in the trash. I set the timing
with the advance off, I did it by ear got the best idle, took it for a ride
to see if it pinged, then I put the light on it and if I remember right it
is about 9 deg at 1600 been awhile since I did it though.


Scott
90YJ

"Mike Romain" <romainm@sympatico.ca> wrote in message
news:4072FB6C.CCB8D590@sympatico.ca...
> Heh, I think you are the second person to mention they have the timing
> set at 1600 rpm for the computer controls with the computer in limp home
> mode or not existing.
>
> Do you still have your computer in the loop?
>
> My 86 sets up with the timing at 9 deg at idle with the ported vacuum
> line off the distributor and no computer. I have set several others up
> like mine as well.
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Foot Loose wrote:
> >
> > I have a Weber on my 258 and love it, although it was a bear to set up
but
> > once done it runs great. I have headers and had to go with a .80 idle
jet.
> > Now it will idle at aprox 750-800 Rpm when warm. My throttle plate is
not
> > opened at all and the idle screw is not in contact with the throttle
lever.
> > I had constant vacuum on the advance port causing me not to have any
> > advance, the jet change and timing adjustment fixed that. My timing is
now
> > set to 9-10deg at 1600 rpm, the advance works great. I also have
removed
> > most of the vacuum lines under the hood, all that is left is the front
axle,
> > advance, pvc, master cylinder for the brakes. I had to put a fuel
pressure
> > regulator on and adjust to 3.5 psi because it would run real rich with
the
> > stock fuel pressure. I am using the stock filter center going to the
carb
> > top going to the tank. The big float bowl vent is going to the
canister,
> > with no purge line hooked up. I also did the HEI upgrade which helps
with
> > the idle and adds some power off the line.
> >
> > Scott
> > 90 YJ
> >
> > "Tookie " <tookie_nospam@***.net> wrote in message
> > news:4072cafb.340769453@news.east.***.net...
> > > I finally got around to installing the Weber, but I
> > > don't have any paperwork on it - the original
> > > setup (Carter) has a fuel supply line coming from the fuel
> > > pump to a filter. The filter has two lines coming out
> > > of it, I assume one is a return to the gas tank.
> > > The fuel line that came on the Weber is just a single
> > > line from the fuel pump, what should I do with the
> > > return line? Reuse the 2-outlet filter?
> > >
> > >
> > > Tookie - Denham Springs, LA
> > > 88YJ, 4" lift, 33" TSLs, Lock-Rights
> > > PosiLock, 4.10s