Specification Replacement pullstart Simply unscrew from your old housing and replace Color BlackSub Type PullstartIntended Use Replacement PartSize As the picture showThis part replaces obsolete part 590449Replaces Oregon 31 051Stens 150 003Sunbelt B1SB1325Tecumseh 590420ATecumseh 590706Fitment Tecumseh IV LAV H 22 through H 40 models Fitment This part is compatible with the following machines Toro16575 4000001 4999999 1984 Lawn Mower16575 5000001 5999999 1985 Lawn Mower16575 6000001 6999999 1986 Lawn Mower16775 4000001 4999999 1984 Lawn Mower16775 6000001 6999999 1986 Lawn Mower16775 7000001 7999999 1987 Lawn Mower20675 4000001 4999999 1984 Lawn Mower20675 5000001 5999999 1985 Lawn Mower20675 6000001 6999999 1986 Lawn Mower20586 5000001 5999999 1985 Lawn Mower20586 6000001 6999999 1986 Lawn Mower20588 5000001 5999999 1985 Lawn Mower20588 6000001 6999999 1986 Lawn Mower20588 7000001 7999999 1987 Lawn Mower23000 5000001 5999999 1965 Lawn Mower23000 6000001 6999999 1966 Lawn Mower23000 7000001 7999999 1967 Lawn Mower23000 8000001 8999999 1968 Lawn Mower23100 5000001 5999999 1965 Lawn Mower23100 6000001 6999999 1966 Lawn Mower23100 7000001 7999999 1967 Lawn Mower23100 8000001 8999999 1968 Lawn Mower23200 7000001 7999999 1967 Lawn Mower23267 5000001 5999999 1985 Lawn Mower23301 7000001 7999999 1967 Lawn Mower Note 1 We provide clear pictures measurements where possible Please check as much as poss