GM Camaro 1982-1992 Repair Guide

Rocker Arm Cover

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REMOVAL & INSTALLATION



2.5L Engine

See Figure 1



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Fig. Fig. 1: Valve and pushrod covers for the 2.5L

  1. Disconnect the negative battery cable.
  2.  
  3. Remove the air cleaner assembly.
  4.  
  5. Disconnect the throttle cable at the throttle body.
  6.  
  7. Remove the PCV valve from the cover.
  8.  
  9. Remove the spark plug wires from the clips. Remove the clips from the valve cover.
  10.  
  11. Remove the EGR valve. Loosen the throttle body to gain clearance, as required.
  12.  
  13. Remove the valve cover retaining bolts and remove the cover. Tap on the valve cover with the palm of your hand or use a soft mallet to loosen.
  14.  

To install:
  1. Clean the sealing surface on cylinder head and intake manifold of all old RTV or gasket. Make sure no oil or old gasket is present when applying new RTV or gasket.
  2.  
  3. Place a 1 / 16 in. (5mm) bead of RTV sealant all around the rocker arm sealing surface or use a cork style gasket. (When going around the attaching bolt holes, always flow the RTV on the inboard side of the holes).
  4.  
  5. Install cover and torque bolts to 8 ft. lbs. (11 Nm).
  6.  
  7. Finish installation by reversing removal procedure.
  8.  

2.8L and 3.1L Engines

See Figure 2



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Fig. Fig. 2: Valve cover removal for the V6

  1. Disconnect the negative battery cable.
  2.  
  3. For the left side valve cover removal, proceed as follows:
    1. Remove the accessory drive belt.
    2.  
    3. Remove the transmission dipstick, if required.
    4.  
    5. Remove the air management hose and air conditioning bracket, if equipped.
    6.  
    7. Remove the intake plenum and throttle body assembly, on fuel injected engines.
    8.  
    9. Remove the valve cover reinforcements and nuts.
    10.  

  4.  
  5. For the right side valve cover removal, proceed as follows:
    1. Remove the EGR valve adapter with the EGR valve and shield from the exhaust manifold.
    2.  
    3. Remove the coil and coil mounting bracket from the cylinder head.
    4.  
    5. Disconnect the crankcase vent pipe.
    6.  
    7. Remove the intake plenum and throttle body assembly.
    8.  
    9. Remove the valve cover reinforcements and nuts.
    10.  

  6.  
  7. Remove cover. If cover adheres to cylinder head, shear off by bumping end of rocker arm cover with palm of hand or rubber mallet. If cover still will not come loose, CAREFULLY pry until loose. DO NOT DISTORT THE SEALING FLANGE.
  8.  

To install:
  1. Clean the sealing surface on cylinder head and intake manifold of all old RTV or gasket. Make sure no oil or old gasket is present when applying new RTV or gasket.
  2.  
  3. Place a 1 / 8 in. (3mm) bead of RTV sealant all around the rocker arm sealing surface or use a cork style gasket. (When going around the attaching bolt holes, always flow the RTV on the inboard side of the holes).
  4.  
  5. Install cover and torque bolts to 8 ft. lbs. (10 Nm).
  6.  
  7. Finish installation by reversing removal procedure.
  8.  

5.0L and 5.7L Engines

See Figures 3, 4, 5 and 6



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Fig. Fig. 3: Valve cover removal for the 1982-86 V8



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Fig. Fig. 4: Valve cover bolt removal for 1987-92 V8



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Fig. Fig. 5: Valve cover removal for 1987-92 V8



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Fig. Fig. 6: Removing the valve cover gasket

  1. Disconnect the negative battery cable.
  2.  
  3. Remove the air cleaner, if necessary.
  4.  
  5. To remove the right side valve cover, perform the following:
    1. Through 1988: Disconnect the EGR solenoid transfer tube from the plenum. Remove the coil and mounting bracket from the cylinder head. Remove the plenum, runners and throttle body assembly on tuned port injected models. Remove the valve cover retainers and nuts. Remove the valve cover.
    2.  
    3. 1989-1992 vehicles: Remove the EGR pipe assembly, if necessary. Unplug the electrical connections and wiring harnesses as necessary. Label and disconnect the spark plug wires from the distributor. Remove the crankcase vent hoses and valves. Remove the coil. Remove the AIR control valve, check valve, pipes and hoses. Remove the valve cover bolts and remove the cover.
    4.  

  6.  
  7. To remove the left side valve cover, perform the following:
    1. Through 1988: Remove the air management hose, if equipped. Remove the plenum and throttle body assembly on tuned port injected models. Remove the air conditioning bracket. Remove the valve cover reinforcements and nuts. Remove the valve cover.
    2.  
    3. 1989-1992 vehicles: Unplug the electrical connections and the wiring harnesses, as necessary. Remove the alternator and disconnect the crankcase hoses and the PCV valve. Remove the valve cover bolts and remove the valve cover.
    4.  

  8.  
  9. If cover adheres to cylinder head, shear off by bumping end of rocker arm cover with palm of hand or rubber mallet. If cover still will not come loose, CAREFULLY pry until loose. DO NOT DISTORT THE SEALING FLANGE.
  10.  

To install:
  1. Clean the sealing surface of cylinder head and intake manifold of all old RTV or gasket. Make sure no oil or old gasket is present when applying new RTV or gasket.
  2.  
  3. Place a 1 / 8 in. (3mm) bead of RTV sealant all around the rocker arm sealing surface or use a cork style gasket. (When going around the attaching bolt holes, always flow the RTV on the inboard side of the holes).
  4.  
  5. Install cover and torque bolts to 8 ft. lbs. (11 Nm).
  6.  
  7. Finish installation by reversing removal procedure.
  8.  

 
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