A-B1796502-AI TUBE-DIPSTICKOne New Aftermarket Replacement Dipstick Tube Fits Briggs and Stratton 796502 This aftermarket replacement dipstick tube (oil fill tube) Fits Briggs and Stratton lawn and garden equipment engines. The dipstick tube guides the oil dipstick into the engine crankcase and provides a sealed passage to prevent oil leaks and contamination. A damaged or missing dipstick tube can allow dirt and debris into the engine and make accurate oil level checks