To determine if you have a vacuum leak spray carb cleaner on the
suspected area while the car is running. If the speed changes you have a
leak. Do this before the car gets hot to avoid a chance of a fire.
...Art
On Fri, 11 Jul 1997 karim.marouf@cancom.com wrote:
> I've been trying to rebuild my HS4 carbs. When I put them back on the car
> last night and tried starting it, the motor immediately reved to 4000 rpm. I
> had the throttle stops backed all the way off, so I suspect that I've got a
> big vacuum leak somewhere.
>
> On one of the carbs, the jet does not easily slide back up after the choke
> is released because the spring mechanism is messed up. However, I've pushed
> it back up manually and I don't think that this is related to the problem.
>
> Am I correct in looking for a vacuum leak, or could there be some other
> problem that's causing this? Are the gaskets between the carb and
> manifold/spacers the most likely source of the leak? Could the throttle
> shafts be the problem?
>
> Any suggestions would be appreciated!
>
> Karim
>
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