2005+ Mercury Verado 4 Stroke 200/225/250/275 6 gear housing Service Manual, Page 127Get this manual
Left Hand Rotation
NOTE: Reverse gear bearing should not be removed from reverse gear unless replacement is necessaryBearing is not reusable if bearing is removed4Inspect the propeller shaft splines at both ends for broken, worn, or twisted condition Replace the propeller shaft if any of these conditions exists5Inspect the surface of the propeller shaft where the bearing carrier seal lips contact the shaftIf the oil seals have made grooves, replace the propeller shaft and oil seals6Inspect the propeller shaft for bent condition using v-blocks and dial indicatorabcPosition the propeller shaft bearing surfaces on v-blocksAdjust the height of v-blocks to level the propeller shaftPosition the dial indicator tip just forward of the propeller shaft splines