Replaces OEM
Echo: 12318140630
Homelite: 01201, UP04802
McCulloch: 225834-00
Shindaiwa: 20036-81670
Stihl: 4133 121 2700
Walbro: 188-12, 188-12-1, 188-14, 188-14-1
Rotary: 9478
Stens: 615-811, 615-740
Oregon: 49-020, 49-026
Sierra:: N-72345

Fits Models:
Walbro: WA, WT, WY, WYJ, WYK, WYL, WYP and WZ carburetors

that require a 3/4" OD x 9/16" HT Primer Bulb

Specs:
OD: 3/4 "
Height: 1/2 "
Ethanol: Not compatible with greater than 10% ethanol fuel