Model Number:   Click on a Link Below Make Category Diagrams Available Online OnRequest "64" Models   641 MTD MTD Army \ Air Force Exchange: 500 & 600 Series Lawn Tractors 0 14   6411 ECONO-HORSE 6HP OPC TroyBilt Tillers 0 1   642 Central Park MTD Central Hardware: Chore Performers 0 12   642 Servistar SSR MTD American Hardware: Chore Performers 0 12   642-050 1988 MTD Army \ Air Force Exchange: Chore Performers 0 6   642A MTD MTD Army \ Air Force Exchange: Chore Performers 0 6   643 Central Park MTD Central Hardware: 500 & 600 Series Lawn Tractors 0 28   643 Servistar MTD American Hardware: 500 & 600 Series Lawn Tractors 0 28   643-033 1987 MTD Ace Hardware: 500 & 600 Series Lawn Tractors 0 14   6430 1986 Lawnboy Lawnmower 5 0   6431 1987 1988 Lawnboy Lawnmower 10 0   645 MTD MTD Cotter & Company : Electric Mowers 0 4   6461 1986 1987 1988 Lawnboy Lawnmower 10 0 "65" Models   651-122 1987 MTD Caldor: 500 & 600 Series Lawn Tractors 0 14   651-122 1988 MTD Caldor: 500 & 600 Series Lawn Tractors 0 14   651-305 1987 MTD Ann & Hope: Self-Propelled Walk-Behind Mowers 0 2   6511 ECONO-HORSE 6HP OPC TroyBilt Tillers 0 1   652 Cenex MTD Cenex: 500 & 600 Series Lawn Tractors 0 42   652 Power Tech MTD Power Equipment Distributors: 700 Series Lawn Tractors 0 42   652 Servistar SSR MTD American Hardware: 500 & 600 Series Lawn Tractors 0 42   652-064 1987 MTD Builderama: 500 & 600 Series Lawn Tractors 0 14   652-064 1988 MTD Builderama: 500 & 600 Series Lawn Tractors 0 14   652-081 1987 MTD Arrow Amity Stores: 500 & 600 Series Lawn Tractors 0 14   652-122 1988 MTD Caldor: 500 & 600 Series Lawn Tractors 0 14   652-127 1988 MTD Associated Distributors: 500 & 600 Series Lawn Tractors 0 14   652-305 1987 MTD Ann & Hope: 500 & 600 Series Lawn Tractors 0 14   652-305 1989 MTD Ann & Hope: 500 & 600 Series Lawn Tractors 0 14   652A Central Park MTD Central Hardware: 500 & 600 Series Lawn Tractors 0 14   653-023 1987 MTD Andersons: 500 & 600 Series Lawn Tractors 0 14   653-023 1988 MTD Andersons: 500 & 600 Series Lawn Tractors 0 14 "66" Models   66-0101 Side Discharge Chute Lawnboy Kit 1 0   660-122 1985 MTD Caldor: Chore Performers 0 2   660-122 1987 MTD Caldor: Chore Performers 0 2   660-122 1988 MTD Caldor: Chore Performers 0 2   66716A Grass Catcher 1990 Lawnboy Kit 1 0   66723A HeightAdjustment 1990 Lawnboy Kit 1 0   66737A WearPlate 1990 Lawnboy Kit 1 0   668-132 Lawnflite MTD Allied Hardware: 600 Series Lawn Tractors 0 22   669-132 Lawnflite MTD Allied Hardware: 600 Series Lawn Tractors 0 22 "67" Models   673 Central Park MTD Central Hardware: 500 & 600 Series Lawn Tractors 0 10   678 Servistar SSR MTD American Hardware: 600 Series Lawn Tractors 0 30