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Rocker Arm Assembly

Engine, Cooling and Exhaust › Engine
Unified entry — merged from multiple cross-listed pages in the original manual.

Parts

PartRocker Arms
ManufacturerCHY
OEM part #53020742AC
Price$29.75

Labor

Replace — Rocker Arms — Right Bank2.4 hr
Warranty 0.0 hrSkill B
Left Bank2.1 hr
Warranty 0.0 hrSkill B
Both Banks3.6 hr
Warranty 0.0 hrSkill B
Procedures
Valve Rocker Arm - Removal — Left Cylinder Head6 steps
ℹ NOTE
Disconnect the battery negative cable to prevent accidental starter engagement.
Fig. 1
Fig. 1
Fig. 2
Fig. 2
Fig. 3
Fig. 3
  1. Remove the cylinder head cover Cylinder Head Cover(s) - Removal.
  2. For rocker arm removal on cylinder No. 4, Rotate the crankshaft until cylinder No. 1 is at BDC intake stroke.
  3. For rocker arm removal on cylinder No. 1, Rotate the crankshaft until cylinder No. 1 is at BDC combustion stroke.
  4. For rocker arm removal on cylinders No. 3 and No. 5, Rotate the crankshaft until cylinder No. 1 is at TDC exhaust stroke.
  5. For rocker arm removal on cylinders No. 2 and No. 6, Rotate the crankshaft until cylinder No. 1 is at TDC ignition stroke.
  6. Using the Rocker Arm Remover/Installer (Figure 1)(2) , press downward on the valve spring, remove rocker arm.
Valve Rocker Arm - Removal — Right Cylinder Head6 steps
ℹ NOTE
Disconnect the battery negative cable to prevent accidental starter engagement.
Fig. 1
Fig. 1
Fig. 2
Fig. 2
Fig. 3
Fig. 3
  1. Remove the cylinder head cover Cylinder Head Cover(s) - Removal.
  2. For rocker arm removal on cylinder No. 4, Rotate the crankshaft until cylinder No. 1 is at BDC intake stroke.
  3. For rocker arm removal on cylinder No. 1, Rotate the crankshaft until cylinder No. 1 is at BDC combustion stroke.
  4. For rocker arm removal on cylinders No. 3 and No. 5, Rotate the crankshaft until cylinder No. 1 is at TDC exhaust stroke.
  5. For rocker arm removal on cylinders No. 2 and No. 6, Rotate the crankshaft until cylinder No. 1 is at TDC ignition stroke.
  6. Using the Rocker Arm Remover/Installer (Figure 1)(2) , press downward on the valve spring, remove rocker arm.
Valve Rocker Arm - Installation6 steps
△ CAUTION
Make sure the rocker arms are installed with the concave pocket over the lash adjusters. Failure to do so may cause severe damage to the rocker arms and/or lash adjusters.
ℹ NOTE
Coat the rocker arms with clean engine oil prior to installation.
Fig. 1
Fig. 1
Fig. 2
Fig. 2
Fig. 3
Fig. 3
  1. For rocker arm installation on cylinders No. 4, Rotate the crankshaft until cylinder No. 1 is at BDC intake stroke.
  2. For rocker arm installation on cylinder No. 1, Rotate the crankshaft until cylinder No. 1 is at BDC combustion stroke.
  3. For rocker arm installation on cylinders No. 3 and No. 5, Rotate the crankshaft until cylinder No. 1 is at TDC exhaust stroke.
  4. For rocker arm installation on cylinders No. 2 and No. 6, Rotate the crankshaft until cylinder No. 1 is at TDC ignition stroke.
  5. Using the Rocker Arm Remover/Installer (2) press downward on the valve spring, install rocker arm(Figure 1).
  6. Install the cylinder head cover Cylinder Head Cover(s) - Installation.
Valve Rocker Arm - Removal — Left Cylinder Head6 steps
ℹ NOTE
Disconnect the battery negative cable to prevent accidental starter engagement.
Fig. 1
Fig. 1
Fig. 2
Fig. 2
Fig. 3
Fig. 3
  1. Remove the cylinder head cover Cylinder Head Cover(s) - Removal.
  2. For rocker arm removal on cylinder No. 4, Rotate the crankshaft until cylinder No. 1 is at BDC intake stroke.
  3. For rocker arm removal on cylinder No. 1, Rotate the crankshaft until cylinder No. 1 is at BDC combustion stroke.
  4. For rocker arm removal on cylinders No. 3 and No. 5, Rotate the crankshaft until cylinder No. 1 is at TDC exhaust stroke.
  5. For rocker arm removal on cylinders No. 2 and No. 6, Rotate the crankshaft until cylinder No. 1 is at TDC ignition stroke.
  6. Using the Rocker Arm Remover/Installer (Figure 1)(2) , press downward on the valve spring, remove rocker arm.
Valve Rocker Arm - Removal — Right Cylinder Head6 steps
ℹ NOTE
Disconnect the battery negative cable to prevent accidental starter engagement.
Fig. 1
Fig. 1
Fig. 2
Fig. 2
Fig. 3
Fig. 3
  1. Remove the cylinder head cover Cylinder Head Cover(s) - Removal.
  2. For rocker arm removal on cylinder No. 4, Rotate the crankshaft until cylinder No. 1 is at BDC intake stroke.
  3. For rocker arm removal on cylinder No. 1, Rotate the crankshaft until cylinder No. 1 is at BDC combustion stroke.
  4. For rocker arm removal on cylinders No. 3 and No. 5, Rotate the crankshaft until cylinder No. 1 is at TDC exhaust stroke.
  5. For rocker arm removal on cylinders No. 2 and No. 6, Rotate the crankshaft until cylinder No. 1 is at TDC ignition stroke.
  6. Using the Rocker Arm Remover/Installer (Figure 1)(2) , press downward on the valve spring, remove rocker arm.
Valve Rocker Arm - Installation6 steps
△ CAUTION
Make sure the rocker arms are installed with the concave pocket over the lash adjusters. Failure to do so may cause severe damage to the rocker arms and/or lash adjusters.
ℹ NOTE
Coat the rocker arms with clean engine oil prior to installation.
Fig. 1
Fig. 1
Fig. 2
Fig. 2
Fig. 3
Fig. 3
  1. For rocker arm installation on cylinders No. 4, Rotate the crankshaft until cylinder No. 1 is at BDC intake stroke.
  2. For rocker arm installation on cylinder No. 1, Rotate the crankshaft until cylinder No. 1 is at BDC combustion stroke.
  3. For rocker arm installation on cylinders No. 3 and No. 5, Rotate the crankshaft until cylinder No. 1 is at TDC exhaust stroke.
  4. For rocker arm installation on cylinders No. 2 and No. 6, Rotate the crankshaft until cylinder No. 1 is at TDC ignition stroke.
  5. Using the Rocker Arm Remover/Installer (2) press downward on the valve spring, install rocker arm(Figure 1).
  6. Install the cylinder head cover Cylinder Head Cover(s) - Installation.
Factory service manual
From the 2008 KK factory manual — descriptions, specs, torque & procedures for this part.
VALVE ROCKER ARM
The rocker arms are steel stampings with an integral roller bearing. The rocker arms incorporate a 2.8 mm (0.5 inch) oil jet hole in the lash adjuster socket for roller and camshaft lubrication.
VALVE ROCKER ARM📷 1
1 - CAMSHAFT 2 - SPECIAL TOOL 8516
NOTE: Disconnect the battery negative cable to prevent accidental starter engagement.
1. Remove the cylinder head cover. See REMOVAL. 2. For rocker arm removal on cylinder No. 4, Rotate the crankshaft until cylinder No. 1 is at BDC intake stroke. 3. For rocker arm removal on cylinder No. 1, Rotate the crankshaft until cylinder No. 1 is at BDC combustion stroke.
4. For rocker arm removal on cylinders No. 3 and No. 5, Rotate the crankshaft until cylinder No. 1 is at TDC exhaust stroke. 5. For rocker arm removal on cylinders No. 2 and No. 6, Rotate the crankshaft until cylinder No. 1 is at TDC ignition stroke. 6. Using the Rocker Arm Remover/Installer 8516A (2) , press downward on the valve spring, remove rocker arm. See Fig. 67.
SEALS-VALVE GUIDE
figure
VALVE ROCKER ARM
The rocker arms are steel stampings with an integral roller bearing. The rocker arms incorporate a 0.5 mm oil jet hole in the lash adjuster socket for roller and camshaft lubrication.
VALVE ROCKER ARM📷 1
1 - CAMSHAFT 2 - SPECIAL TOOL 8516
NOTE: Disconnect the battery negative cable to prevent accidental starter engagement.
1. Remove the cylinder head cover. See REMOVAL. 2. For rocker arm removal on cylinder No. 4, Rotate the crankshaft until cylinder No. 1 is at BDC intake stroke. 3. For rocker arm removal on cylinder No. 1, Rotate the crankshaft until cylinder No. 1 is at BDC combustion stroke.
4. For rocker arm removal on cylinders No. 3 and No. 5, Rotate the crankshaft until cylinder No. 1 is at TDC exhaust stroke. 5. For rocker arm removal on cylinders No. 2 and No. 6, Rotate the crankshaft until cylinder No. 1 is at TDC ignition stroke. 6. Using the Rocker Arm Remover/Installer 8516A (2), press downward on the valve spring, remove rocker arm. See Fig. 67.
figure
VALVE ROCKER ARM📷 1
1 - CAMSHAFT 2 - SPECIAL TOOL 8516
CAUTION: Make sure the rocker arms are installed with the concave pocket over the lash adjusters. Failure to do so may cause severe damage to the rocker arms and/or lash adjusters.
NOTE: Coat the rocker arms with clean engine oil prior to installation.
1. For rocker arm installation on cylinders No. 4, Rotate the crankshaft until cylinder No. 1 is at BDC intake stroke. 2. For rocker arm installation on cylinder No. 1, Rotate the crankshaft until cylinder No. 1 is at BDC combustion stroke. 3. For rocker arm installation on cylinders No. 3 and No. 5, Rotate the crankshaft until cylinder No. 1 is at TDC exhaust stroke. 4. For rocker arm installation on cylinders No. 2 and No. 6, Rotate the crankshaft until cylinder No. 1 is at TDC ignition stroke. 5. Using the Rocker Arm Remover/Installer 8516A (2), press downward on the valve spring, install rocker arm. See Fig. 96. 6. Install the cylinder head cover. See INSTALLATION.
SEALS-VALVE GUIDE
figure