MTD Snow Thrower 22 Two-Stage 179cc OHV Engine, Single Stage MTD-YM22SB-SD22″ Two-Stage, 179cc OHV Engine, Recoil Start, Single Speed, 16″ Intake Height, 10 tires, S D, MTD Snow Thrower. Electric Start: Recoil pull start only. Product Condition: New Scratch/Dent – Item is brand new with cosmetic issues. This item will not include the retail.