Genuine Gasket & Diaphragm Kit - Walbro SKU: D22-WAT Please log in to see price or purchase this item DetailsFits WA & WT Carburettors. Fits Models Echo PB 2400, SRM 3100, 3400, 3605, Oleo Mac, Efco 740, S400.DetailsWALBRO D22-WATCross ReferenceOMKD22-WAT