This MTD Oil Seal helps seal the mating surfaces in the related assembly to reduce leakage and maintain proper performance. Replace the gasket or seal whenever the original part is brittle, torn, flattened, or leaking.
This MTD Oil Seal is a service replacement part for compatible equipment. Check the part number and the original component details before ordering so the replacement matches your application.
Not sure if 921-0187 is the right MTD part for your model? Search your part or engine model number in our MTD Parts Lookup Tool.