A-B11687600YP-AI KIT, IMPELLER ASSYOne New Aftermarket Replacement Impeller Assembly Kit Fits Briggs & Fits Stratton (B&S) Two Stage Snowblowers This aftermarket replacement impeller assembly kit fits select Fits Briggs & Fits Stratton two stage snowblowers, including equipment sold under the Murray, Snapper, Simplicity, and Fits Craftsman brands. The impeller sits behind the auger housing and accelerates snow collected by the auger up through the discharge chute. A worn or damaged