Honda Yamaha Universal Type Spark Plug C7HSA 4629 High-Efficiency Ignition Replacement Part

C7HSA 4629 spark plug for generic replacement; no OEM number, directly corresponds to standard Honda and Yamaha engine specifications; strong adaptability. Function: efficient ignition with stable arc for thorough combustion, boosting power output and fuel efficiency. Fits Honda post-2000 models such as Fit, Civic and various Yamaha motorcycle engines. If starting difficulty, idle shudder, weak acceleration or higher fuel consumption occur, replacement noticeably improves.