Piston, Engine

Piston and cylinder dimensions
1) Dimension without graphite coating (thickness 0.02 mm). The graphite coating wears away.





Piston ring gap, checking





Ring to groove clearance, checking





Piston, checking
Micrometer 75 to 100 mm (2.95 to 3.95 inch)
Measure pistons approximately 10 mm from lower edge of skirt, at 90°angle to piston pin axis.
Deviation from nominal dimension max. 0.04 mm