Walbro carburetor fits Stihl models #BR400. Walbro HD-4-1.

Walbro carburetor fits Echo models # PB400 and PB400E Backpack Blowers. Walbro WA-55A/WA-55B/WA-55-1.

Walbro Carburetor fits Red Max #1148-81001. Fits model G2K30D brushcutter, GOPEDS, KOMATSU ZENOAH G2, D8 and G230 PU. Walbro WA-167/WA167-1)

Walbro carburetor fits Stihl models #FS51, 61, 65,85 and 90 trimmers. Walbro WT-38B/WT-38-1.

Walbro carburetor fits Stihl models #4122 and 422HS. Walbro WT-64.