Remove the pressure relief plug-(1),spring-(2), and plunger-(3).
Remove the oil pump gerotor cover-(1) andbolts.Clean all of the parts in cleaning solvent. Remove varnish,sludge and dirt.Inspect the oil pump-(2, 3) for wear and scoring.Ensure that all components are within specifications. Refer toEngine Mechanical Specifications.
Replace the front cover-(4) and oil pump assemblyif it is out of specification or damaged.
Piston and Connecting Rod Disassemble Engine Block Cylinder Block Piston Assembly
Special ToolsEN-46745Piston Pin Retainer Remover andInstallerFor equivalent regional tools, refer toSpecial Tools.Warning:Handle the piston carefully. Worn piston rings are sharp andmay cause bodily injury.Disassemble the piston rings-(1, 2, 3, 4, 5). Usea suitable tool to expand the rings. The pist ...