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Home >> Porsche >> 2024 >> Macan Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (13 Engine - Crank Drive, Pistons 2.9L -- 95B - MACAN (95B)) >> WM, 131004 Measuring Pistons (Includes Measuring Cylinder Bore) (V6 Turbo) >> Measuring Pistons

Measuring Pistons

WARNING: This page is about a different variant/trim than selected.
CAUTION: Pointed or sharp objects 
  • Risk of cracks, pricks or cuts 
    1. → Wear personal protective gear.
CAUTION: Damage to sensitive engine components! 
  1. → Conscientious and precise work
  1. Using a 75-100 mm outside micrometer,  take a measurement approx. 10 mm from the lower edge of the piston, at a 90° angle to the piston pin axis.
    G15150222Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Measuring pistons

    Piston diameter New in mm Wear limit in mm
    Nominal measurement 84.45 84.433

    Information 

    Nominal measurement without coating (thickness = 0.02 mm). The coating wears off.