Ariens 939001 ST520E 5hp 20" Snowblower Carburetor carb:worldwide in buying and selling online. Pri.er hose to shortThe Carburetor is a good product, came with new filter and primer. The problem I ran into was that the primer hose that was supplied with the Carburetor was too short. Since I was unable to reuse the old primer hose this turned a simple Carburetor replacement into now I have to run to a hardware store.large discharge sale,max 50% off,ranking top12Ariens 939001 ST520E 5hp 20" Snowblower Carburetor carb