Description Tachometer cable assembly, 23". Tractors: MF135 Perkins gas and diesel, MF230 diesel (to s/n 9A349238), MF245 diesel except orchard, MF255 with A4-203 diesel. Industrials: 20, 20C diesel (turf, to s/n 9A349236), 40B, 2135. This item is a suitable alternative for the following: 508231M91, 508231M92, 830410