glad to here it.
its always worth setting the floats when installing a new carb or
making fuel system changes as it depends on the fuel pressure being
delivered so can't really be factory set.
On Tue, Aug 12, 2008 at 11:17 PM, Randy Smith <RSSmithIQ@cs.com> wrote:
> About a month ago I posted the following question:
>
> /"Ok, so I'm too lazy to do the research on my own, but everyone is so
> helpful, you make it too easy to ask...... I just installed an F4B and
> new Holley 0-1848-1 (465 cfm). The car idles very well and runs at all
> RPM's pretty strong. The only issue is when you hit the gas quickly.
> Then it stumbles. If you tickle it a bit, it picks right up and goes
> quickly and strongly up through the RPM's to redline. Sounds like an
> accelerator pump adjustment of some sort????? Timing and advance appears
> to be right on. Checked for vacuum leaks too, and everything looks OK.
> Any suggestions on tweaking the carb?"
> /
> Just to follow-up, the car now runs super-good. I took it over to my
> local drag-racer mechanic who has lots of experience with Holley's. He
> told me to go buy a Holley spring kit for the secondaries and a ramp kit
> for the accelerator pump, because we would likely need to try some
> different combinations. As it turns out, it was even simpler than
> that. The first thing he checked was the float level in both bowls.
> Remember that this was a NEW Holley 1848, right out of the box. The
> front level was low. The rear level was beyond low. We readjusted both
> to the correct factory spec. Then he checked the actuator rod for the
> accelerator pump. It was adjusted much too long to the point that it
> was only giving a partial stroke during each pump. He adjusted it
> shorter to give a full stroke. DONE. That was it. No need for any
> additional parts. It idles, runs and accelerates fantastic now.
> Another lesson learned. Double-check the factory settings too! Hope
> that might be helpful to someone else out there.
>
> -Randy
>
> --
>
> Randy Smith
> INNER QUEST, Inc.
> 34752 Charles Town Pike
> Purcellville, VA 20132
> 703-478-1078
> 540-668-6699
> 540-668-6253 fax
>
> InnerQuestOnline.com <http://www.innerquestonline.com/>
> RSSmithIQ@cs.com
> Tiger- B382000189
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