VALVE COVER SERVICE KIT VALVE COVER SERVICE KIT 420580 Product DescriptionVALVE COVER ASSEMBLYProduct InformationFits to model (6)TillersHUSQVARNA TF224HUSQVARNA TR 314CHUSQVARNA TR 317CHUSQVARNA TR 317DHUSQVARNA TR 317DESnow BlowersHUSQVARNA ST 151