303712 Lawn-Boy 303712, Toro Lawnboy: RING-RETAINING

This part is compatible with the following machines:
Lawn Boy 0292B - Lawn-Boy Walk-Behind Mower, 1982 (SN: A00000001-A99999999) - ENGINE GROUP-F211 MODEL: 0292B (7087JP)
Lawn Boy 0392B - Lawn-Boy Walk-Behind Mower, 1982 (SN: A00000001-A99999999) - ENGINE GROUP-F211 MODEL: 0292B (7087JP)
Lawn Boy 1011 - Lawn-Boy Edger/Trimmer, 1963 (SN: 300000001-399999999) - MODEL D-441 ENGINE PARTS LIST
Lawn Boy 1012 - Lawn-Boy 9" Edger/Trimmer, 1966 (SN: 600000001-699999999) - MODEL C-18AAR OR C-19AA ENGINE PARTS LIST
Lawn Boy 1013 - Lawn-Boy 9" Edger/Trimmer, 1968 (SN: 800000001-899999999) - MODEL D-405 ENGINE PARTS LIST USED ON MODELS 7218, 7257, 5236
Lawn Boy 1015 - Lawn-Boy 9" Edger/Trimmer, 1970 (SN: 000000001-099999999) - MODEL C-18B ENGINE PARTS LIST MODELS USED ON: 7004, 5004, 7064
Lawn Boy 1015 - Lawn-Boy 9" Edger/Trimmer, 1971 (SN: 100000001-199999999) - MODEL C-18B ENGINE PARTS LIST MODELS USED ON: 7004, 5004, 7064
Lawn Boy 1015 - Lawn-Boy 9" Edger/Trimmer, 1972 (SN: 200000001-299999999) - MODEL D-448 ENGINE, MAGNETO, STARTER AND CARBURETOR: MODELS USED ON: 8229B
Lawn Boy 1015 - Lawn-Boy 9" Edger/Trimmer, 1973 (SN: 300000001-399999999) - ENGINE, STARTER, MAGNETO & CARBURETOR: MODELS USED ON: 5241, 5271, 7223 AND 7262
Lawn Boy 10320 - Lawn-Boy Silver Series Walk-Behind Mower, 1997 (SN: 7900001-7999999) - ENGINE ASSEMBLY
Lawn Boy 10323 - Lawn-Boy SilverPro Series Walk-Behind Mower, 2000 (SN: 200000001-200999999) - SHORT BLOCK ASSEMBLY
Lawn Boy 10323 - Lawn-Boy SilverPro Series Walk-Behind Mower, 2001 (SN: 210000001-210999999) - SHORT BLOCK ASSEMBLY NO. 95-7636
Lawn Boy 10323 - Lawn-Boy SilverPro Series Walk-Behind Mower, 2002 (SN: 220000001-220999999) - SHORT BLOCK ASSEMBLY NO. 95-7636
Lawn Boy 10323 - Lawn-Boy SilverPro Series Walk-Behind Mower, 2003 (SN: 230000001-230999999) - SHORT BLOCK ASSEMBLY NO. 95-7636
Lawn Boy 10324 - Lawn-Boy SilverPro Series Walk-Behind Mower, 2001 (SN: 210000001-210999999) - SHORT BLOCK ASSEMBLY NO. 95-7636
Lawn Boy 10324 - Lawn-Boy SilverPro Series Walk-Behind Mower, 2002 (SN: 220000001-220999999) - SHORT BLOCK ASSEMBLY NO. 95-7636
Lawn Boy 10324 - Lawn-Boy SilverPro Series Walk-Behind Mower, 2003 (SN: 230000001-230999999) - SHORT BLOCK ASSEMBLY NO. 95-7636
Lawn Boy 10324 - Lawn-Boy SilverPro Series Walk-Behind Mower, 2004 (SN: 240000001-240999999) - SHORT BLOCK ASSEMBLY NO. 95-7636
Lawn Boy 10324C - Lawn-Boy SilverPro Series Walk-Behind Mower, 2001 (SN: 210000001-210999999) - SHORT BLOCK ASSEMBLY NO. 95-7636
Lawn Boy 10324C - Lawn-Boy SilverPro Series Walk-Behind Mower, 2002 (SN: 220000001-220999999) - SHORT BLOCK ASSEMBLY NO. 95-7636
Lawn Boy 10324C - Lawn-Boy SilverPro Series Walk-Behind Mower, 2003 (SN: 230000001-230999999) - SHORT BLOCK ASSEMBLY NO. 95-7636
Lawn Boy 10800B - Lawn-Boy 53cm Lawnmower, 1994, Canada (SN: 49000001-49999999) - BLOCK ASSEMBLY
Lawn Boy 10905B - Lawn-Boy 48cm Lawnmower, 1995, Canada (SN: 59000001-59999999) - BLOCK ASSEMBLY
Lawn Boy 11003 - Lawn-Boy 53cm Lawnmower, 1999, Canada (SN: 9900001-9999999) - SHORT BLOCK ASSEMBLY
Lawn Boy 11003 - Lawn-Boy 53cm Lawnmower, 2000, Canada (SN: 200000001-200999999) - SHORT BLOCK ASSEMBLY
Lawn Boy 11003 - Lawn-Boy 53cm Lawnmower, 2001, Canada (SN: 210000001-210999999) - SHORT BLOCK ASSEMBLY
Lawn Boy 1116 - Lawn-Boy Hobby Gardener Tiller, 1964 (SN: 400000001-499999999) - MODEL D-441 ENGINE PARTS LIST
Lawn Boy 1820 - Lawn-Boy Snowthrower, 1966 (SN: 600000001-699999999) - MODEL C-18AAR OR C-19AA ENGINE PARTS LIST
Lawn Boy 1850 - Lawn-Boy Snowthrower, 1979 (SN: 900000001-999999999) - ENGINE PARTS LIST
Lawn Boy 1920 - Lawn-Boy Snowthrower, 1964 (SN: 400000001-499999999) - MODEL D-441 ENGINE PARTS LIST