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Home >> Volkswagen >> 2004 >> GTI VR6 >> Repair and Diagnosis >> External Pages >> Different car >> Section 99 (1.9L - TDI Engine Mechanical - ALH (A4 Platform)) >> 13 - Engine - Crankshaft, Cylinder Block >> Piston and connecting rod, disassembling and assembling >> Piston and connecting rod, disassembling and assembling >> Installed position of piston and piston/cylinder allocation

Installed position of piston and piston/cylinder allocation

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Fig 1: Installed position of piston and piston/cylinder allocation
GW00000319Courtesy of VOLKSWAGEN UNITED STATES, INC.

Pistons in cylinder 1 and 2:

Larger intake valve chamber points toward flywheel - arrows  -

Pistons in cylinder 3 and 4:

Larger intake valve chamber points toward belt pulley side - arrows  -

NOTE:
  • New piston/cylinder allocations are shown by a colored mark on the piston crown.
  • Pistons for cylinder 1 and 2: marked 1/2
  • Pistons for cylinder 3 and 4: marked 3/4
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