DOP36-302 Briggs and Stratton Piston Assembly No. 298906. This is an Aftermarket Piston and Rings assembly. It is .020 oversize for use in engines that have been bored oversize. Fits 90202, 91202, 91212, 93212, 90702, 10C902 series Briggs and Stratton engines. Replaces Briggs and Stratton part # 298906, 393821, 496871.