This is a New REPRODUCTION Check Valve Assembly, and Gasket (65294) for a Briggs & Stratton Gas Engine. Replaces Briggs Number 29863. Fits Models L , WM , WMB , WI , Y and possibly others with Small Square Gas Tank. Fits 1/8 inch compression fitting fuel line. Last Picture shows Check Valve Assembly installed in Gas Tank. Gas Tank NOT included in sale.