Includes (4) Spark Plug. Thread: 14mm, Reach: 12.7mm, Seat type: flat, Hex size: 21mm, Tip configuration: non projected, Type: Standard, Terminal type: Removable, New, Bulk Packed. Genuine OEM Replacement Part # L82C-4PK. Consult owners manual for proper part number identification and proper installation. Please refer to list for compatibility. Compatible with the Following: