Sierra 18-7021 Walbro Carburetor Kit

Sierra 18-7021 Carburetor Kit for Mercury, Mariner

For Carburetor Models WM and WMK. Sierra high-quality carburetor kits utilize superior corrosion-resistant materials and unmatched quality testing.

Kit Contains:

• (1) 18-2572 Carburetor Flange Gasket
• (1) 18-2802 Carburetor Mounting Gasket
• (1) 18-2570 Strainer Cover Gasket
• (1) 18-2575 Carburetor Bowl Gasket
• (1) 18-2569 Filter Cover Gasket
• (1) 18-2568 Strainer Cover Screw Gasket

Interchangeable with:

• EMP
• 1300-36001
• GLM
• 40480
• Tillotson
• WM-16
• WM-17
• Walbro
• WM-23, WMD-1, WMK-1, WMK-2, WMK-3, WMK-4, WMK-5, WMK-7, WMK-8, WMK-9, WMK-10, WMK-11, WMK-12, WMK-13, WMK-14, WMK-15, WMK-18, WMK-19, WMK-20, WMK-21, WMK-22, WMK-24, WMK-25, WMK-26, WMK-27, WMK-28, WMK-29, WMK-30, WMK-31, WMK-32, WMK-35, WMK-36, WMK-38, WMK-39, WMK-40, WMK-41, WMK-41-1A, WMK-41-1B, WMK-41-3A, WMK-41-3B

Frequently Asked Questions

What is the Sierra 18-7021 Carburetor Kit for Mercury and Mariner used for?

The Sierra 18-7021 Carburetor Kit is a replacement gasket kit for Mercury and Mariner carburetors using WM and WMK carburetor models. The kit uses corrosion-resistant materials and is subjected to quality testing.

What carburetor models does the Sierra 18-7021 kit fit?

The Sierra 18-7021 is designed for WM and WMK carburetor models. Because the product description does not provide specific engine horsepower, model years, or serial numbers, verify your carburetor model before ordering.

What is included in the Sierra 18-7021 Mercury Mariner carburetor kit?

The kit contains one 18-2572 carburetor flange gasket, one 18-2802 carburetor mounting gasket, one 18-2570 strainer cover gasket, one 18-2575 carburetor bowl gasket, one 18-2569 filter cover gasket, and one 18-2568 strainer cover screw gasket.

What materials are used in the Sierra 18-7021 carburetor kit?

Sierra states that its carburetor kits utilize superior corrosion-resistant materials and are subjected to quality testing. The product description does not specify the material composition of each individual gasket included in the 18-7021 kit.

What part numbers is the Sierra 18-7021 carburetor kit interchangeable with?

The Sierra 18-7021 is interchangeable with EMP 1300-36001, GLM 40480, and Tillotson WM-16 and WM-17. It is also listed as interchangeable with numerous Walbro WMK models, including WM-23, WMD-1, WMK-1 through WMK-15, WMK-18 through WMK-32, and WMK-35 through WMK-41 series numbers.

What should I verify before purchasing the Sierra 18-7021 carburetor kit?

Verify that your carburetor is a WM or WMK model and compare its existing part number with the listed interchangeable numbers. The description does not provide specific Mercury or Mariner engine model, horsepower, year, or serial number applications, so those details should not be assumed.

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