About This File Operator manual #270676 Dated 7/91 14 pages 1.04MB IPL #MS-8151 Dated 1/88 11 pages 708.16KB Vertical crankshaft B&S 190702-2176-01 used on 1985 108-R Rear Engine Rider model 33-08X301 1986 108-R Rear Engine Rider model 33-08X303