Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Pistons, Checking



Pistons, Checking

Special tools, testers and auxiliary items required
^ External micrometer 75 to 100 mm

- Take measurement approximately 10 mm from lower edge of piston skirt and offset 90° to piston axis.

Deviation from nominal dimension: max. 0.04 mm





Cylinder Bore, Checking

Special tools, testers and auxiliary items required
^ Internal dial gauge 50 to 100 mm

- Measure diagonally at 3 positions transversely - A - and longitudinally - B -.

Deviation from nominal size: max. 0.08 mm.

Note:
^ Cylinder bore must not be measured if cylinder block is secured to engine stand with holding fixture T03001, or else results may be incorrect.