87157A 1 Mercruiser SHIM KIT

3. Remove brace (6).4. Loosen clamps (1) and slide hose (3) up on tube (2).4. Loosen clamp (5).5. Remove elbow (4) from the water pump and cylinder head. 6. Remove fan guard (7).7. Loosen clamps (10) and slide hose (11) down on the tube.8. Remove bolt (9) and the bolt 180° from the bolt that holds the water pump in place. Remove water pump (8).Install Water Pump
1. Be sure O-ring seal (1) is in place on the water pump. Put clean oil on the O-ring seal. Put the water pump in position on the engine and install the two bolts that hold it in place.2. Slide hose (4) up on the water pump and tightn the clamps. 3. Install fan guard (3).4. Put the gaskets in place and install elbow (2). 5. Tighten clamp (6).6. Slide hose (5) down on elbow (2) and tighten the clamps.7. Install brace (7).8. Fasten a hoist and install the hood over the engine.9. Fill the radiator with coolant to the correct level. See LUBRICATION AND MAINTENANCE GUIDE.Disassemble Water Pump
start by:a) remove water pump 1. Remove cover (1) from water pump (2). 2. Loosen bolt (3) .25 in. (6.35 mm). Hit the bolt with a soft hammer to remove impeller (4) from the shaft. 3. Remove spring and seal assembly (5) from the shaft (6). 4. Turn the housing over and remove bolt and washer (7). Remove bearing (8) and gear (9) as a unit. 5. Use tool (A) and a press to remove bearing (8) from gear (9). 6. Remove snap ring (10) with tool (B). 7. Remove bearing (11) and shaft (6) as a unit. 8. Use tool (A) and a press to remove bearing (11) from the shaft. 9. Remove the ceramic ring and seal (12) from the housing. 10. Remove the lip seal (13) from the housing with tool (C).Assemble Water Pump
1. Install lip seal in water pump housing with tooling (A). The lip of the seal must be toward the bearings. Put clean SAE 30 engine oil on the lip of the seal. 2. Use a press to install shaft (1) in bearing (2). 3. Install the shaft (1) and bearing in the housing (3). 4. Install snap ring (4) in housing with tool (B). 5. Heat the bearing (5) in oil to a maximum temperature of 275°F (135°C) and install on gear (6). 6. Put gear (6) and bearing in position on shaft and install bolt and washer.
Clean water only is permitted for use as a lubricant for assistance at installation. Do not damage or put hands on the wear surface of the carbon ring or the ceramic ring. Install the ceramic ring with the smoothest face of the ring toward the carbon seal assembly.
7. Put the ceramic ring (7) in position in the rubber seal. Use hand pressure and the tool (which is with the replacement ring) to install the ceramic ring. 8. Remove spring from seal assembly (8). Use hand pressure and the tool (which is with the replacement ring) to install the seal assembly. Push seal assembly on shaft until seal faces make light contact. 9. Install spring (9). Put impeller (10) in position and install the washer and bolt. Tighten the bolt to a torque of 28 1 lb.ft. (38 1 N m).10. Install gasket and cover on the housing.end by:a) install water pump