Re: hesitation at part throttle at 3k

[T Berk <tberk@mindspring.com>]

Wing Gee wrote:
> 
> this one kinda stumped me. i recently got my motor running good again. and
> then a few days later, the car would jerk back and forth at part throttle at
> 3k. now if i stomp on it, the hesistation would go away. at first i thought
> it was a vaccum leak, i slapped a gauge on and im getting a good 18-19 at
> idle. so.. i'm not sure what the hell is going on now.. i'm figured it might
> be a fuel delivery problem. i changed all the injectors yesterday, i
> adjusted the mixture a bit. but still no go. while the hesitation is
> happening, the car seems to be running lean, i'm watching my air/fuel gauge,
> and it's leaning out while the hesitation is happening.
> 
> any suggestions?
> 
> Thanks
> Wing
> 
> --

Motor rocks under load, look for an off idle air leak. New gas filter
might be nice, idle screw on the back not up to snuff?

Might spark be a problem? If the gas won't ignite, would that read as
lean?

hth,
TBerk

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