Honda Genuine OEM Harmony II HRR216 (HRR2163PDA) (HRR2163TDA) (HRR2163VXA) Walk-Behind Lawn Mower Engines Spark Plug PLEASE VERIFY THE CORRECT PARTS FOR YOUR ENGINE/EQUIPMENT BEFORE SUBMITTING YOUR ORDER - IF YOUR ENGINE IS NOT LISTED IN THE DESCRIPTION, PLEASE CONTACT SELLER AND DO NOT ASSUME THAT IT WILL FIT FOR PARTS LOOK UP, PLEASE PROVIDE SELLER WITH THE FOLLOWING INFOS: ENGINE/EQUIPMENT'S MODEL, CODE TYPE AND SERIAL/FRAME NUMBER GENUINE OEM Honda HRR2163PDA HRR2163TDA HRR2163VXA Spark Plug FAST & FREE SHIPPING!!! ***** USE FROM FRAME SERIAL # MZCG-7200001 to MZCG-7599999 *****