POULAN OEM 530047721 SNAP IN PRIMER BULB
Description and Features
Detailed Product Specs:
This is an OEM Poulan Weedeater primer bulb. This bulb is Poulan part number 530047721. This bulb is same as the Walbro 188-521 primer bulb. The base of the bulb is .83 inch and the distance between the narrowest point in the snaps is .60 inch. There are two fuel legs for an in and out line. These fuel legs are .125 (1/8") in diameter and they taper to a slight larger diameter at the base. One leg is shorter than the other. Poulan WeedEater uses this bulb on a number of trimmers (WT3100, Poulan Pro Models 031, 033, 035, 036, 131, 135, 136, 331, 335, 336, 445, 446, PPB models 100,150, 200, 250, 300, and others) and chainsaws (Poulan and Poulan Pro 3314, 3516, 3816, 3818, 4018, 4218, S1970 and others). We always suggest replacing the fuel lines when changing out the primer bulb (use fuel line kit 530069599).
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