| Kit Number | Fits Families | Notes | |------------|---------------|-------| | K10-WAT | WT, WA, WYJ, WYL | Includes pump diaphragm, gasket, metering diaphragm | | K20-WAT | HDA, HDC, HS | Thicker pump diaphragm for higher pulse pressure | | D10-WB | WB series only | Smaller diameter |
If you see a carb with “HDA” cast into the body, search for “Walbro HDA” + your OEM number online. 6. Jet and Nozzle Correspondence When swapping between families, jets and nozzles may be reused: tableau correspondance carburateur walbro
If the bolt spacing is 32mm center-to-center and bore is 14.5mm, any WT with matching throttle linkage cam will work. You may need to swap the metering lever height (1.3mm below carb body for most). 4. Correspondence Between Diaphragm and Float Type | Diaphragm Model | Float Model Equivalent | Conversion Kit Needed | |----------------|------------------------|------------------------| | WT-215 | WB-3A | Adapter block + longer bolts | | WA-167 | WB-27 | Pulse hose relocation kit | | HDA-199 | HS-262 | None (same body, different bowl) | | Kit Number | Fits Families | Notes
| OEM Brand | OEM Part Number | Corresponding Walbro Model | |-----------|----------------|-----------------------------| | Stihl | 1121 120 0600 | WT-215 | | Stihl | 1128 120 0601 | WYL-1 | | Husqvarna | 503 90 87-02 | HDA-199 | | Husqvarna | 501 82 93-01 | WT-112 | | Echo | 14510042330 | WYJ-2 | | Echo | 14510042331 | WT-118 | | McCulloch | 953-020-001 | WA-76 | | Homelite | 694208 | WT-99 | You may need to swap the metering lever height (1