This is the a general primer bulb,
It suitable for the majority of WALBRO carburetor and Zama carburetor. it is used on strimmers blowers Chainsaws 

and other machines like Stihl Ryobi McCulloch Husqvarna Honda Flymo Makita Sovereign Echo Sovereign that use 

this type of primer bulb

your primer bulb must look like the one shown and be made onto the black plastic unit. If yours is held on with a

metal plate with 2 screws, this is not the bulb for you. But if it's on a black plastic unit, clips into place with the 2 little 

'ears' on the side and has two fuel line fittings on the under side, this will work for your application.

Height:31.4mm / 1.236inch
Wide:21.4mm / 0.842inch

YOU WILL RECEIVE 2 X PRIMER BULB