Starter Pulley - Tecumseh OEM - 590478Starter Pulley Tecumseh OEM 590478 Possible Fit Guide: RS1 590473 590473 RS1, RS1 590473 590473 RS1, RS1 590576 590576 RS1, RS1 590576 590576 RS1, RS1 590602 590602 RS1, RS1 590602 590602 RS1, RS1 590604 590604 RS1, & RS1 590604 590604 RS1 Possible alternate part number(s) Picture(s) represent the actual item, although brands may vary. Message us with any questions regarding this item prior to purchase. It is the buyer's responsibility to ensure this