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Re: HS4 Carb Problem

To: karim.marouf@cancom.com
Subject: Re: HS4 Carb Problem
From: Arthur Pfenninger <ch155@FreeNet.Buffalo.EDU>
Date: Sat, 12 Jul 1997 07:33:55 -0400 (EDT)
        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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