Checking the cylinder bore:

WARNING: This page is about a different car, the 2023 Volkswagen Atlas. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Cylinder Bore, Checking

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Special tools and workshop equipment required

Cylinder Dial Bore Gauge:VAS 6078

Test Sequence

-- Measure diagonally at three positions in the directions -a- and -b-.

Difference from the nominal size: 0.08 mm

		Piston diameter	Cylinder bore diameter
Standard dimension	mm	88.945	89.010

NOTE:

The cylinder bore must not be measured when the cylinder block is mounted in the Engine and Transmission Holder:VAS 6095A because the measurements may be incorrect.