AUDI A3 1995 8L / 1.G AEB ATW Engines Pistons And Connecting Rods Workshop Manual

AUDI A3 1995 8L / 1.G AEB ATW Engines Pistons And Connecting Rods Workshop Manual A3 1995 8L / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/954/w960_954-0.png AUDI A3 1995 8L / 1.G AEB ATW Engines Pistons And Connecting Rods Workshop Manual

Page 1 of 9

AUDI A3 1995 8L / 1.G AEB ATW Engines Pistons And Connecting Rods Workshop Manual 13-53
 
  
Pistons and connecting rods, 
disassembling and assembling 
1 - 
Nut for connecting rod bolt 
30 Nm (22 ft lb) + additional 1/4 turn (90 )Always replace connecting rod bolt -13-Grease threa

Page 2 of 9

AUDI A3 1995 8L / 1.G AEB ATW Engines Pistons And Connecting Rods Workshop Manual 13-54
 
  
5 - 
Bearing shell 
Verify correct installation positionDo not interchange used connecting rod 
bearing shells (mark accordingly) Check for proper securing in retaining tabs
  Axial play:Ne

Page 3 of 9

AUDI A3 1995 8L / 1.G AEB ATW Engines Pistons And Connecting Rods Workshop Manual 13-55
 
  
7 - 
Bearing shell 
With oil bore for piston pin lubricationVerify correct installation positionDo not interchange used connecting rod 
bearing shells (mark accordingly) 
  Axial play:New:

Page 4 of 9

AUDI A3 1995 8L / 1.G AEB ATW Engines Pistons And Connecting Rods Workshop Manual 13-56
 
  
8 - 
Connecting rod 
Replace only as a setMarkings -B- indicate which cylinder each 
rod belongs to 
  Installed position:Marks -A- point toward belt pulley sideWith oil bore for piston pin

Page 5 of 9

AUDI A3 1995 8L / 1.G AEB ATW Engines Pistons And Connecting Rods Workshop Manual 13-57
 
  
12 - 
Pistons 
CheckingMark installation position and matching 
cylinder Arrow on piston head points toward belt 
pulley side Install using piston ring compressor
13 - 
Connecting rod bolt

Page 6 of 9

AUDI A3 1995 8L / 1.G AEB ATW Engines Pistons And Connecting Rods Workshop Manual 13-58
 
    
Fig. 1  Checking piston ring end gap
-  Insert ring at right angle from top and slide down until approx. 15 mm 
(19/32 in.) from lower edge of cylinder. To insert, use piston without 
rin

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AUDI A3 1995 8L / 1.G AEB ATW Engines Pistons And Connecting Rods Workshop Manual 2. Compression ring   0.05-0.08  
(0.0019-0.0315)  0.20  
(0.0078)  
3. Oil scraper ring   0.03-0.06  
(0.0011-0.0023)  0.15  
(0.0059)  
Pa
ge 7 of 9 Pistons and connectin
g rods, disassemblin
g and

Page 8 of 9

AUDI A3 1995 8L / 1.G AEB ATW Engines Pistons And Connecting Rods Workshop Manual 13-59
 
    
Fig. 3  Checking piston diameter
-  Measure approx. 10 mm (3/8 in.) from bottom edge, at points offset by 
90  from piston pin axis.    Deviation from nominal size: max. 0.04 mm (0.0016 i

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AUDI A3 1995 8L / 1.G AEB ATW Engines Pistons And Connecting Rods Workshop Manual 13-60
      
Piston and cylinder bore dimensions
 
     
Reconditioning 
dimension  Piston  
diameter  Cylinder 
bore  
diameter  
Basic dimension     
80.975mm
1)  
(3.1180 in.)  81.01 mm  
(3.1894 i