Fits Models: Walbro WA, WT, WY, WYJ, WYK, WYL, WYP and WZ carburetors that require a 3/4" OD x 9/16" HT primerbulb
Specifications: OD: 3/4" OD 3/4" Height 1/2" Ethanol Not compatible with greater than 10% ethanol fuel
Additional Information: Interchangeable with 615-811 OEM Primer Bulb 615-811 OEM Primer Bulb
