Mercury D5AZ-7052-A Oil Seal Assembly

To remove and install the extension housing seal for various transmissions, crank the car, detach the negative battery terminal and jack up the car. Put a suitable drain pan under the extension housing and ensure that the surrounding area of the seal is cleaned. Put the mark on the driveshaft in line with the rear axle flange, then remove the two driveshaft bolts and pull the driveshaft back from the transmission. Remove the extension housing seal with an oil seal removal tool. For installation, a layer of gear lubricant should be applied at the lip of the new oil seal to be fitted into the extension housing using an installation tool with the proper orientation of the drain hole. Replace the driveshaft and position it correctly as it was done when being removed then fasten it with the attaching washer, lock washer and nuts. Examine the fluid level and top up with the correct type of fluid, lower the car and reconnect the battery terminal that has been removed negative terminal. The procedure remains the same for both Mitsubishi and M50D 5-speed transmissions with the following notes as follows The following tools should be used Schweitzer-LME 3L Gear oil 75W-90.