TEC-640159 Tecumseh Engine - Overview

This O-ring is designed for use with small engine carburetors and is made of rubber, meaning over time and further exposure to fuel, it will become brittle and crack. This O-ring is installed within the carburetor and is located between securing screws near the base. If disassembling your equipment to replace this O-ring, it is recommende...Read mored you inspect the other parts to ensure optimal performance and to prevent any leaks. Featuring an inner-diameter of approximately 0.25-inches, the replacement process for this O-ring in your engine will vary, so check the user manual for exact location of this part.

This is an authentic replacement part sourced directly from the manufacturer. The tension spring is commonly found in Toro snowthrowers. This part is made of metal, and is used to provide tension between the throttle crack screw and the carburetor. You will require a screwdriver when replacing this part. This item is sold individually.

This is a genuine replacement part sourced directly from the manufacturer. The inlet needle and seat are found in lawn mowers from Toro and MTD. This part includes a metal needle and the seat made of flexible rubber. These parts are placed in the float bowl of the carburetor to help control the flow of fuel. You may require a screwdriver or wrench when replacing these parts.