Piston, Engine

Pistons

(1) The classification is marked on the top of the piston.

Axial clearance
Upper compression ring 0.030-0.070 mm
Lower compression ring 0.030-0.070 mm
Oil control ring assembly 0.038-0.142 mm
Compression ring dimension
Upper 1.200 -0.010/-0.030mm
Lower 1.500 -0.010/-0.030mm
Dimension, three piece oil ring
Spring 1.510 ± 0.020 mm
Rail 0.460 ± 0.011 mm

Piston Pin
B6284T
Diameter 23.000 +0/-0.004 mm
Length 61.000 +0/-0.200 mm
B6294S
Diameter 21.000 +0/-0.004 mm
Length 57.000 +0/-0.200 mm