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Home >> Volkswagen >> 2001 >> Jetta GL, 2.0 B >> Repair and Diagnosis >> External Pages >> Different car >> Section 35 (1.9L TDI Engine Mechanical - AAZ, 1Z, AHU (A3 Platform)) >> Engine - Cylinder Head, VALVETRAIN >> Valve train, servicing >> Valve seats, refacing >> Maximum permissible refacing dimension, calculating

Maximum permissible refacing dimension, calculating

WARNING: This page is about a different car, the 1999 Volkswagen Jetta, 1998 Volkswagen Jetta, 1997 Volkswagen Jetta, 1996 Volkswagen Passat, and 1996 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: If the valve is to be replaced as part of a repair, use the new valve for the calculation.

Minimum dimension:

Measured distance minus minimum dimension equals maximum permissible refacing dimension.

Example (intake valve) 

Measured distance -a- 36.5 mm (1.437 in.). See Fig 1.

  1. - Minimum dimension 35.8 mm (1.409 in.)
  2. = Maximum refacing dimension 0.7 mm (0.028 in.)
    Fig 1: Measuring Distance Between End Of Valve Stem And Upper Edge Of Cylinder Head
    G03364894