Troubleshooting (W-1)

Carter W-1, 1 Barrel Downdraft Carburetor Questions & Answers. As questions are posted about Carter W-1 problems, the question and...

Complaint: Flooding or leaking in the Carter W1, WA-1, WO, and WDO carburetors Possible Causes: High fuel pump pressure. Test...

Complaint: Lean on idle in Carter W1, WA-1, WO, WDO 1-barrel carbs Possible cause: Restricted metering hole in low speed...

Complaint: Lean at high speed (part to wide open throttle) in Carter W1, WA-1, WO, WDO 1-barrel carbs Possible cause:...

Complaint: Rich on idle in Carter W1, WA-1, WO, WDO 1-barrel carbs Possible cause: Head of low speed jet unsoldered...

Complaint: Runs rich under throttle in Carter W1, WA-1, WO, WDO 1-barrel carbs Possible cause: High fuel pump pressure High...