A-B1793556-AI VALVE-INTAKEOne New Aftermarket Replacement Intake Valve Fits Briggs and Stratton (B&S) Small Engines This aftermarket replacement intake valve Fits Briggs and Stratton (B&S) 44P777 series V twin OHV small engines commonly found in riding lawn mowers and zero turn mowers. The intake valve controls the flow of the air and fuel mixture into the combustion chamber at the correct point in the engine cycle, and is a key component in maintaining proper engine