THIS IS AN IGNITION COILFOR CERTAIN JOHN DEERE MODELS WITH AN ONAN ENGINE. 318 w/ B43G serial numbers between 222001 - 420000. F910 serial numbers between 285001 - 420000. F930 serial numbers between 285001 - 420000. Our office is closed on weekends. UPS charges extra for such boxes. Simply request an invoice before paying. We will make every reasonable effort to correct any problems with your order. We reserve the right to cancel the sale of any item to anyone who is not the end user of the product. The item "JOHN DEERE Genuine OEM Ignition Coil Kit ONAN HE166-0772 316 318 420 F910...