REMOVAL 1. Remove oil pan. 2. Remove the rear main bearing cap. 3. Remove rear main bearing insert and old seal. 4. Clean bearing cap…

Tools are available to provide a means of correcting engine rear main bearing upper seal leaks without the necessity of removing the crankshaft. The procedure…

The crankshaft rear main seal is an asbestos “ rope” seal. A slot is machined the bearing at the rear which bleeds off excess oil.…

The 6.2L crankshaft (Figure 2-20) is made of nodular iron with deep rolled fillets. Nodular iron, also called ductile iron, is one of three common…

INSTALLATION 1. Install the connecting rod bolt guide hose over rod bolt threads. 2. Lightly coat pistons, rings and cylinder walls with light engine oil.…

CLEANING AND INSPECTION 1. Wash cylinder block thoroughly in cleaning solvent and clean all gasket surfaces. 2. Remove oil gallery plugs and clean all oil…

All compression rings are marked on the upper side of the ring. When installing compression rings, make sure the marked side is toward the top…

The piston pin is a free floating piston pin. It is important that the piston and rod pin hole be clean and free of oil…

Clean the varnish from piston skirts and pins with a cleaning solvent. DO NOT WIRE BRUSH ANY PART OF THE PISTON. Clean the ring grooves…

The top ring (See Figure 2-18) is a compression ring made of keystone high strength iron with a molybdenum face. It is a keystone design,…