Sierra Inlet Valve 18-7062, Replaces GLM 40950, Fits Mercury/Mariner WME Carburetors

The Sierra 18-7062 Inlet Valve is a machined metal replacement inlet valve built for Mercury/Mariner WME-series outboard carburetors. It controls fuel entry into the carburetor bowl, seating against the float needle to regulate fuel level and prevent flooding or fuel starvation. The valve features a threaded 1 inch inlet connection and an NPT outlet connection, with a single port design that matches the original equipment configuration on the WME carburetor line.

Built to meet or exceed the original equipment part it replaces, this inlet valve is a straightforward drop-in service part for carburetor rebuilds and fuel system maintenance on the wide range of WME carburetor models it supports.

Specifications

• Brand: Sierra
• Manufacturer Part Number: 18-7062
• Material: Metal
• Exterior Finish: Machined
• Item Dimensions: 5 x 4 x 1 inches
• Inlet Connection Size: 1 inch
• Inlet Connection Type: Threaded
• Outlet Connection Type: NPT
• Number of Ports: 1
• Valve Type: Inlet valve
• Weight: 0.02 pounds
• UPC: 808282187613
• Included Components: Inlet Valve

Fitment

• Mercury/Mariner WME-1, 1A, 1B, 4, 5, 6, 6A, 7, 7B, 8, 9, 10, 10A, 11, 14, 15, 15A, 17, 18, 20, 20A, 21, 21A, 22, 22B, 23, 24, 26, 27, 28, 32, 32A, 33, 34, 35, 36, 36A, 37, 37A, 38, 39A, 40, 40A, 42, 42A, 43, 44, 45, 50, 52, 53, 57, 58, 63, 64, 65, 66, 67, 68, 69, 79, 81 carburetors

Replaces (OEM)

• GLM 40950
• Mercury Marine 1395-879194011
• Mercury Marine 1395-95951

Frequently Asked Questions

What does the Sierra 18-7062 inlet valve fit? The Sierra 18-7062 is designed for Mercury/Mariner WME-series carburetors, covering models WME-1, 1A, 1B, 4, 5, 6, 6A, 7, 7B, 8, 9, 10, 10A, 11, 14, 15, 15A, 17, 18, 20, 20A, 21, 21A, 22, 22B, 23, 24, 26, 27, 28, 32, 32A, 33, 34, 35, 36, 36A, 37, 37A, 38, 39A, 40, 40A, 42, 42A, 43, 44, 45, 50, 52, 53, 57, 58, 63, 64, 65, 66, 67, 68, 69, 79, and 81. Check your specific carburetor model number before ordering.

Is the 18-7062 interchangeable with any OEM part numbers? Yes, the Sierra 18-7062 inlet valve is interchangeable with GLM 40950 and Mercury Marine 1395-879194011 and 1395-95951.

What material is the inlet valve made from? This inlet valve is made from machined metal, matching the durability and fit of the original equipment part it replaces.

What is the connection size on the inlet valve? The 18-7062 has a threaded 1 inch inlet connection and an NPT outlet connection, with a single port design.

How much does the Sierra 18-7062 weigh? The Sierra 18-7062 inlet valve weighs 0.02 pounds.

What are the dimensions of this part? The Sierra 18-7062 inlet valve measures 5 x 4 x 1 inches.

Does this inlet valve meet original equipment standards? Sierra states that the 18-7062 meets or exceeds the original equipment part it replaces, making it a reliable service replacement.

Is this a genuine Sierra part or an aftermarket copy? The 18-7062 is a genuine Sierra-branded part, manufactured to match or exceed OEM specifications for the carburetors it fits.

What is included when I order the 18-7062? Ordering the Sierra 18-7062 includes one inlet valve, the single component needed for this carburetor repair.

How do I know if my carburetor needs a new inlet valve? Symptoms like flooding, fuel leakage from the carburetor bowl, or an engine that runs rich often point to a worn or stuck inlet valve; replacing it with a Sierra 18-7062 restores proper fuel level control on compatible WME carburetors.

Will the 18-7062 work on any carburetor, or is it model-specific? The 18-7062 is specific to the listed Mercury/Mariner WME carburetor models and is not a universal part, so confirming your exact WME model number before purchase is important.