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	 1972 Chevrolet C20 Pickup 5.7L Excessive Emissions 
		
		The Problem is excessive HC at idle. Everything else is okay. There is no catalytic converter. We have set the carburetor idle jet screws to 2 turns out, from 3 turns out. The engine compartment is very clean and easy to work on also. The spark plug wires ... 
                        
                            FIX posted 7/19/2019
                             
                 
                            
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| VIN | CCE342Z157 | 
| Engine | 5.7 L / 8 cyl / GAS | 
| Delivery | Carburetion / 4 bbl, HEI distributor | 
| Symptoms | Excessive Emissions | 
| Occurs | Hot | 
Message Closed w/FIX
            
            
 Vehicle Data
                1972 Chevrolet C20 Pickup
| VIN | CCE342Z157 | 
| Engine | 5.7 L / 8 cyl / GAS | 
| Delivery | Carburetion / 4 bbl, HEI distributor | 
| Symptoms | Excessive Emissions | 
| Occurs | Hot | 
                            
44 Replies Received
          44 Replies Received
          
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