Is the carburetor nice and tight! Leak could be when the throttle is
pulled on?
Dodgem

Joe6pak wrote:
> I have measured the fuel pump pressure and it holds at a steady 6psi
> at 1000-2000 rpms at idle. Also put a gage on one of the intake vacuum
> ports and it shows steady 20 in. at idle. Also seems normal psi with
> acceleration/deceleration cycles, so there don't seem to be any vacuum
> leaks.
> I was wondering about the fuel pump push rod. It's about the only
> thing I haven't replaced or fixed. It seems like if it was a bad push rod
> that it wouldn't be showing a steady 6psi at idle, but I haven't checked it
> under a load yet.
>
>
>
> "Steve" > wrote in message
> ...
>
>>scott and barb wrote:
>>
>>
>>>Sounds also like a bad fuel pump.Will idle (maybe) until you try to
>
> drive
>
>>>it.Had a maddening problem like this years ago on a chevy 6.
>>>"sdlomi2" > wrote in message
...
>>>
>>
>>
>>I've also seen a worn fuel-pump pushrod cause fuel starvation after a
>>fuel pump replacement. The worn rod reduces the stroke that the fuel
>>pump gets cycled through, and not all pumps work as well at minimum
>>stroke. It may be that the old pump worked fine with the reduced stroke,
>>but the new one doesn't.
>>
>
>
>