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Carb adjustment

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Old Mar 4, 2010 | 06:30 PM
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Carb adjustment

What does this screw adjust? 78 400 factory carb.
 
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Old Mar 4, 2010 | 06:33 PM
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The "curb" idle.

Josh
 
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Old Mar 4, 2010 | 06:42 PM
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So is that where I need to adjust the idle?
 
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Old Mar 4, 2010 | 06:49 PM
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Yes, you would adjust the idle there since it "looks" like the idle solenoid is gone.

If you had the solenoid, you would actually set the idle with that and adjust the screw you see as very low idle so the engine would die with the solenoid deactivated.

Josh
 
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