This video provides step-by-step repair instructions for replacing the spark plug on a Briggs and Stratton small engine (which is commonly found in lawn mowers, riding tractors, zero-turn radius mowers, wheeled edgers, pressure washers, and generators). The most common reasons for replacing the spark plug are when the engine won’t start, is hard to start, stops after a few seconds, or runs poorly.
All of the information for this spark plug replacement video is applicable to the following brands: Briggs & Stratton, Toro, John Deere, Lawn Boy, Craftsman, Wheel Horse, Murray
