RAM 3500 Truck 2WD L6-5.9L DSL Turbo VIN 6 (1999)
Crankshaft: Service and Repair
Removal and Installation
Crankshaft main and rod journals may be ground in increments of 0.25 mm (0.0098 inch) up to a total of 1.00 mm (0.0394 inch).
The only exception is the main journal thrust width surface. This journal must be ground in increments of 0.50 mm (0.0197 inch) up to a total of 1.00
mm (0.0394 inch). The thrust surface is located on the No.6 main bearing. When the thrust surface requires grinding, the main journal must be ground
to the same undersize dimension.
CAUTION: Welding of the crankshaft is not allowed. Failure of the crankshaft will result.
REMOVAL
1. Remove engine from vehicle and place on a stand.
2. Remove oil pan and suction tube.
3. Remove the crankshaft rear seal retainer.
4. Remove the front gear housing.
Numbering Main Bearing Caps
5. The main bearing caps should be numbered. If they are not, be sure to mark them, beginning with number one at the front and ending with. number
seven at the rear.
CAUTION: DO NOT pry on the main caps to free them from the cylinder block.
Main Bearing Cap Removal
6. Use two of the main bearing cap bolts to wiggle the main cap loose, being careful not to damage the bolt threads. Remove all caps in the same
manner.
WARNING: USE A HOIST TO AVOID INJURY.