Skip to main content


Piston

Item
Measurement
Qualification
Standard or New
Service Limit
Piston
Skirt O.D. at 16 mm (0.6 in.) from bottom of skirt
L13Z1
72.972−72.982 mm (2.8729−2.8733 in.)
72.97 mm (2.8728 in.)
L15A7
72.980−72.990 mm (2.8732−2.8736 in.)
72.97 mm (2.8728 in.)
Clearance in cylinder
L13Z1
0.018−0.043 mm (0.007−0.0017 in.)
0.05 mm (0.002 in.)
L15A7
0.010−0.035 mm (0.0004−0.0014 in.)
0.05 mm (0.002 in.)
Ring groove width
Top
1.050−1.060 mm (0.0413−0.0417 in.)
1.080 mm (0.0425 in.)
Second
1.020−1.030 mm (0.0401−0.0405 in.)
1.050 mm (0.0413 in)
Oil
2.005−2.020 mm (0.0789−0.0795 in.)
2.050 mm (0.0807 in.)