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  Saab B204/B234 engine assembly. This engine is found in all four-cylinder
  Saab 900 and 9000 from 1994 to 1998, as well as 1999 9-3. Newer cars with
  B205/B235 engines have certain differences, but the procedure is largely
  the same.
   
  Tools and supplies:
   
    - 27 mm socket: crankshaft pulley, timing chain tensioner;
    
 - 19 mm socket: flywheel;
    
 - 19 mm wrench: to hold camshafts when tightening;
    
 - 16 mm socket: spark plugs;
    
 - 14 mm socket: camshaft sprocket bolts;
    
 - 13 mm socket: drain plug;
    
 - 12 mm socket; chain tensioner plug, upper timing cover bolts;
    
 - Torx E16 socket: head bolts;
    
 - Torx T40 socket: timing cover, oil pan, valve cover;
    
 - Torx T30 socket: endplate, DI cassette, timing and balance chain gear;
    
 - torque wrench (or two - for high and low torque fasteners);
    
 - large snap ring pliers: oil pump cover;
    
 - rubber mallet;
    
 - gasket maker.
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
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