Briggs & Stratton GENUINE Air Filter 493909
FITS MODELS:
282700, 283700, 286700, 287700, 28M700, 28N700, 28P700, 28Q700, 28R700, 28T700, 28V700 and 28S700
7 1/4'' (184.2mm) L x 3'' (76.2mm) HT 
2 3/16'' (55.6mm) W narrow end
2 7/8'' (73mm) W wise end
Uses 100-219 Pre-Filter