Toyota Celica/Supra 1971-1985 Repair Guide

Timing Chain Cover

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REMOVAL & INSTALLATION



See Figure 1



Click image to see an enlarged view

Fig. Fig. 1: Exploded view of the timing chain and cover-22R-EC engine shown (20R and 22R engines similar)

  1. Perform the Cylinder Head Removal procedure as detailed earlier in this section.
  2.  
  3. Remove the radiator (see Engine Cooling).
  4.  
  5. Remove the alternator (see Alternator).
  6.  
  7. On engines equipped with air pumps, unfasten the adjusting link bolts and the drive belt. Remove the hoses from the pump; remove the pump and bracket from the engine.
  8.  

If the car is equipped with power steering, see Suspension & Steering for the pump removal procedure.

  1. Remove the fan and water pump as a complete assembly.
  2.  


WARNING
To prevent the fluid from running out of the fan coupling, do not tip the assembly over on its side.

  1. Unfasten the crankshaft pulley securing bolt and remove the pulley with a gear puller.
  2.  

If installed, do not remove the 10mm bolt from its hole, as it is used for balancing.

  1. Loosen the bolts securing the front of the oil pan, after draining the engine oil. Lower the front of the oil pan.
  2.  
  3. Remove the bolts securing the timing chain cover. Withdraw the cover.
  4.  
  5. Installation is performed in the reverse order of removal. Apply sealer to the gaskets for both the timing chain cover and the oil pan.
  6.  

The 4M-E and 5M-E engines use two gaskets on the timing chain cover.

  1. Tighten the crankshaft pulley bolt to specification listed under the Torque Specifications chart, and tighten all chain cover bolts until snug.
  2.  

 
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