604116 Lawn Boy Gasket 

Fits Models -

Lawn Boy
1818 (300000001-399999999)(1963) Snow-Boy
1820 (600000001-699999999)(1966) Snowblower
1820 (500000001-599999999)(1965) Snow-Boy
1850 (900000001-999999999)(1979) Snowblower
1851 (000000001-099999999)(1980) Snowblower
1871 (000000001-099999999)(1980) Snowblower
1920 (400000001-499999999)(1964) Snowblower
1921 (500000001-599999999)(1965) Snowblower
9212 (300000001-399999999)(1963) Loafer Riding Unit
9212A (400000001-499999999)(1964) Loafer Riding Unit