Description
SIERRA Carburetor Kit for Walbro/Tillotson WM & WMK Carburetors – 18-7021 is an application-specific carburetor kit for numerous Walbro and Tillotson WM-, WMD- and WMK-series carburetors. It is intended for marine carburetor maintenance and rebuild service where the exact carburetor model appears in Sierra’s application list.
Because this kit covers a large model family, identify the carburetor by its stamped Walbro/Tillotson model before ordering. Multi-carburetor engines may require more than one kit if each carburetor is being rebuilt.
Key Features
- For Walbro/Tillotson WM, WMD and WMK carburetor families
- Used on select Mercury/Mariner outboard applications
- Application list includes many WMK model variants
- Contains model-specific carburetor service gaskets/components
- Fitment should be confirmed from the stamped carburetor model
Specifications
- Sierra part number: 18-7021
- Product type: Carburetor service kit
- Carburetor manufacturers: Walbro / Tillotson
- Carburetor families: WM / WMD / WMK
- Engine brand: Select Mercury / Mariner applications
- Fitment: Match exact carburetor model
Interchange
- GLM: 40480
- Tillotson: WM-16, WM-17
- Walbro: WM-23, WMD-1, WMK-1, WMK-10, WMK-11, WMK-12, WMK-13, WMK-14, WMK-15, WMK-18, WMK-19, WMK-2, WMK-20, WMK-21, WMK-22, WMK-24, WMK-25, WMK-26, WMK-27, WMK-28, WMK-29, WMK-3, WMK-30, WMK-31, WMK-32, WMK-35, WMK-36, WMK-38, WMK-39, WMK-4, WMK-40, WMK-41, WMK-41-1A, WMK-41-1B, WMK-41-3A, WMK-41-3B, WMK-5, WMK-7, WMK-8, WMK-9
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