Carburetor Carb for STIHL 064 065 066 MS650 MS660 Magnum Chainsaw replace 1122 120 0621 & 1122 120 0623 Walbro WJ-67 WJ-76 Ship from CA, fast delivery available 3 months warranty, high quality aftermarket carburetor Replace P/N: 1122 120 0623, 1122 120 0621 Walbro WJ-67A WJ-76A Fits STIHL 064 065 066 MS650 MS660 chainsaw