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Home >> Porsche >> 2019 >> Cayenne S >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 13 Engine - Crank Drive, Pistons 2.9L -- 9YA - Cayenne (9YA) >> WM, 131004 Measuring Pistons (Includes Measuring Cylinder Bore) (V6 Turbo) >> Measuring Cylinder Bore

Measuring Cylinder Bore

  1. Using the cylinder gauge VAS 6078  , take measurements as shown > Diagram for measuring cylinder bore  at three points in the cylinder, crosswise in transverse direction A  and in longitudinal direction B  .
    G15210600Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Diagram for measuring cylinder bore

Cylinder bore New in mm Maximum permitted deviation from nominal measurement in mm Note
Nominal measurement 84.510 ± 0.005 0.08 Measure cylinder bore depth of 50 mm.