Briggs & Stratton 799983 Short Block Model 12 Vertical Shaft Replaces 792738 Briggs & Stratton 799983 Genuine Briggs & Stratton Short Block Model 12 Vertical Shaft Fits Most 122000, 126000, 12G000 Model Briggs & Stratton Engines Replaces Old Briggs # 792738, 498826, 494644, 493832