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Tecumseh Small Engine Leaks Gas

HM80-155404L

The part(s) or condition(s) listed below for the symptom Small engine leaks gas are ordered from most likely to least likely to occur. Check or test each item, starting with the items at the top of the page.

Most Frequent Causes for Small engine leaks gas

Cause 1Fuel Tank

The fuel tank might be cracked or have a small leak. Inspect the fuel tank for leaks. If there is a leak, replace the fuel tank—do not attempt to repair it.

Parts
Fuel Tank for your TecumsehSmall Engine
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Cause 2Fuel Line

One or more of the fuel lines may have a leak. Inspect the fuel lines for cracks. If any of the fuel lines are cracked or dry, replace them. Do not attempt to repair a fuel line—if a fuel line is cracked, you must replace it.

Parts
Fuel Line for your TecumsehSmall Engine
Fuel Line - Part # 1729068 Mfg Part # 30705

Fuel line. 15 Inches of of 1/4 inch inside diameter hose.

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Cause 3Carburetor

Over time, the carburetor may develop cracks due to the vibration and heat of the engine. If the carburetor is cracked, it will leak fuel. Inspect the carburetor for cracks or corrosion. If the main body of the carburetor is leaking, you will most likely need to replace the carburetor.

Parts
Carburetor for your TecumsehSmall Engine
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