Ignition Coil for Homelite,Ryobi 290178008 Quality Aftermarket Ignition Coil Fits Ryobi models RY08578,RY09903,RY09905,RY09907,RY09973,RY60512,RY60514 Replaces Homelite,Ryobi 290178008 Electronics CDI Order by 5.00 PM, ship next day through USPS First Class Package