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VALVE GUIDES, CHECKING Audi A3 8P facelift

2.0L - Cylinder Head, Valvetrain - Engine Code(s): Bpy 1 illustration ~112 words

VALVE GUIDES, CHECKING

Special tools and workshop equipment required

  1. Dial Gauge Holder VW 387
  2. Dial Gauge 0-10 mm VAS 6079

Test Sequence

Insert valve into guide. Valve stem end must be flush with the guide. Due to the slight difference in stem dimensions, ensure that only an intake valve is used in the intake guide and an exhaust valve in the exhaust guide.

Scheme 128

Scheme 128
Scheme 128

Determine tip clearance.

Wear Limit

Intake Valve GuideExhaust Valve Guide
0.80 mm0.80 mm

Note. If wear limit is exceeded, measure again using new valves. If wear limit is still exceeded, replace cylinder head. If the valve is to be replaced as part of a repair, use a new valve for the calculation.