WYK-119-1 Walbro Engine - Overview

Genuine Walbro replacement part, this item is sold individually. By pressing the bulb, it will purge the carburetor of air. Fuel will be forced up from the fuel tank through the fuel line then into the carburetor. Then the excess fuel will be forced back into the fuel tank through the fuel return line. At some time the primer will lose ...Read moreits elasticity or crack and need to be replaced. We have an article and video on How to Replace a Primer Bulb, in our Repair Center. That can be found on the front page of our site.

It is a genuine replacement component which is supplied directly from the original equipment manufacturer for use with Walbro carburetors. This special gasket provides an air-tight seal for the pump, please make sure to check appropriate diagrams of your unit for the correct location and use of this item. Over time gaskets tend to deterio...Read morerate and may crack eventually requiring replacement to ensure peak performance. It is a high-quality part which is made of composite material and it is sold individually.

This authentic OEM metering diaphragm assembly is housed within the carburetor of your lawn and garden equipment. Positioned between the carburetor body and the fuel pump, it regulates fuel delivery and maintains the air-fuel ratio within the engine. It has a self-adjusting vacuum system and responds to the amount of fuel being drawn into...Read more the engine. When the engine runs at higher speeds, more fuel is pulled in and the diaphragm compresses. As a result, the pin in the center of the diaphragm pushes against the metering level and lifts the regulator inlet needle, letting additional fuel flow from the pump into the reservoir. If the assembly malfunctions, you may experience engine stalling, rough idling, or notice fuel odor, pooling, or dripping around the carburetor area. To remove the metering diaphragm, refer to your user guide for instructions on locating and accessing the carburetor. This typically involves removing the fuel pump cover screw and pump cover, followed by the fuel pump diaphragm and gasket. Remember to blow through the external pulse hole on the body casting and remove the filter screen before proceeding to remove the four screws securing the metering diaphragm plate and the metering diaphragm itself. Please note that this replacement part is sold individually.

This carburetor rebuild kit, also known as a repair kit, is designed for small engine carburetors. It is an OEM kit that includes the various gaskets and diaphragms necessary to rebuild and restore the carburetor. The kit includes a needle valve, to regulate fuel flow to the carburetor from the float chamber, a needle lever to control air...Read moreflow to the carburetor throat; and reeds, which ensure that fuel and air do not flow back from the crankcase ino the carburtor. The gaskets included are a metering cover gasket to seal the area between the metering cover and the carburetor body; a diaphragm gasket to allow proper fuel and air flow; a valve seat gasket to prevent fuel leakages between the needle valve seat and the carburetor body; a pump cover gasket to prevent pressure loss; a welch plug to seal small areas in the carburetor body; and a mesh screen to prevent dirt, debris, and other contaminants from entering the carburetor. This kit is specially designed to allow you to fix your carburetor performance issues at once.