PCM Power Plus V-drive Assembly 1.48:1 gear ratio Uses approximately 1-1/2 quarts of PowerPlus 50W V-Drive lubricant R190251 sold separately Replaces earlier PCM model RA156011B and may require mount along with linkage change in certain boats Early design v-drive requires a mounting change see the product attachment tab for details Contact us for further detail when replacement of RA156011B is required