Renault Coupes/Sedans/Wagons 1975-1985 Repair Guide

Rocker Arms and/or Rocker Shaft

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REMOVAL & INSTALLATION



1,289 and 1,397cc Engines


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Fig. Fig. 1 An assembled view of the 1,289cc, 1,397cc and carbureted Canadian R-18 engine rocker arms and shaft



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Fig. Fig. 2 To remove the rocker shaft, remove the rocker arm cover ...



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Fig. Fig. 3 ... then remove the shaft hold-down bolts or nuts



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Fig. Fig. 4 Lift the shaft assembly from the engine-penetrating oil may be helpful if the shaft is stuck

  1. Remove the rocker arm cover as described above.
  2.  
  3. Loosen the rocker arm shaft retaining bolts a little at a time each working alternately from the ends towards the center. When the bolts are loose, remove them and the rocker shaft.
  4.  
  5. Place the shaft on a clean work surface.
  6.  
  7. Remove the retaining clips from the shaft ends.
  8.  
  9. Remove the spring, rocker arm, pedestal, etc., in turn. Keep all parts in the same order of which they were removed! Make sure you know which side of the shaft is up! The oil holes must face downward!
  10.  

If some of the pedestals are stuck, do not hammer them off. Use a penetrating oil to free them.

  1. Clean the shaft of deposits. Clean the inside surfaces of the rocker arms and make certain that all oil passages are clear. Check the bearing surface of each rocker arm for wear, scratches or other damage.
  2.  
  3. Freely lubricate the parts with clean engine oil.
  4.  
  5. Install the parts in reverse order of disassembly so that all parts are in their original places.
  6.  
  7. Place the shaft on the head, install the bolts and tighten them a little at a time, in turn, from the center toward the ends, to 10-15 ft. lb.
  8.  

1,565 and 1,647cc Engines


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Fig. Fig. 5 Rocker arm assembly on all 1,565cc and fuel injected 1,647cc engines



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Fig. Fig. 6 On engines with dual rocker arm shafts, the intake rocker (A) and exhaust rocker (E) are different

  1. Remove the rocker arm cover as described above.
  2.  
  3. Remove the rocker shaft attaching bolts from the pedestals and lift off the rocker arm assembly.
  4.  
  5. Using a thin punch, drive the roll pins from opposite ends of the shaft assemblies.
  6.  
  7. Slide the parts off of the shafts, keeping them in the same order in which they were on the shafts.
  8.  
  9. Clean all the parts in a safe solvent.
  10.  
  11. Check the bearing surfaces of the rocker arms for wear, scratches or other damage. Replace them if they are badly damaged. Check the rocker arms for signs of cracking. Check the shafts, at the point where the rocker arms ride, for wear or scratches. Check that the springs are in good condition.
  12.  
  13. Coat all parts liberally with clean engine oil.
  14.  
  15. Assemble all parts in exactly the same place that they originally were.
  16.  

The oil holes in the shafts must face downward.

  1. Place the rocker arm shaft assembly on the head. Install the bolts and tighten them a little at a time each starting at the center and working toward the ends. Final tightening torque should be 25 ft. lb.
  2.  

1984-85 Fuego Models With a 2.2 Liter Engine


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Fig. Fig. 7 Rocker arm shaft assembly for the 2.2 liter OHC engine-retaining pin (E), end cap (B) and filter (A)

The rocker shaft assembly retaining bolts are also the head bolts.

  1. Remove the rocker cover.
  2.  
  3. Remove the head bolts and lift off the rocker shaft assembly.
  4.  
  5. Remove the end plug and filter from one end and the roll pin from the other.
  6.  
  7. Slide the components from the shaft, keeping them in order.
  8.  

Never hammer the components from the shaft. If they won't come off, use liberal amounts of gum-dissolving compound on the shaft.

  1. Installation is the reverse of removal. See the Cylinder Head Bolt Torque illustration and read the last step of the Cylinder Head procedure.
  2.  

 
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