RAM 3500 Truck 2WD V8-5.7L VIN D (2003)
Rocker Arm Assembly: Service and Repair
ROCKER ARM/ADJUSTER ASSY
REMOVAL
1. Remove cylinder head cover.
2. Loosen the rocker shafts using the following sequence: Center, center-left, center-right, left, right,.
CAUTION: The rocker shaft assemblies are not interchangeable between intake and exhaust. The intake rocker arms are marked with an "I".
3. Remove the rocker shafts. Note location for reassembly.
CAUTION: The longer push rods are for the exhaust side, and the shorter push rods are for intake side.
4. Remove the pushrods. Note pushrod location for reassembly.
INSTALLATION
CAUTION: The longer push rods are for the exhaust side, and the shorter push rods are for intake side.
1. Install the push rods in the same order as removed.
CAUTION: Verify that pushrod is installed into rocker arm and lifter correctly while installing rocker shaft assembly. Recheck after rocker shaft
has been torqued to specification.
CAUTION: The rocker shaft assemblies are not interchangeable between intake and exhaust. The intake rocker arms are marked with the letter
"I".
2. Install rocker shaft assemblies in the same order as removed.
CAUTION: Ensure that hold downs and rocker arms are not overlapped when torquing bolts.
3. Tighten the rocker shaft bolts to 22 Nm (195 in. lbs.) torque,using the following sequence: Center, center-right, center-left, right, left.
CAUTION: DO NOT rotate or crank the engine during or immediately after rocker arm installation. Allow the hydraulic roller tappets adequate
time to bleed down (about 5 minutes).
4. Install cylinder head cover.