This tune up kit is specifically designed for Briggs & Stratton engines with 2-8 horsepower and includes a spark plug. It is compatible with a variety of lawn mower models and is perfect for those looking to keep their equipment in top shape. The kit is easy to install and will help ensure your engine is running smoothly. Whether you're a professional landscaper or a homeowner, this kit is a must-have for anyone looking to maintain their lawn mower.                                                                                                            (S)