MAN 32/40 Piston RingsThe
piston rings are with below data:
1. 1st ring(
compression ring): dimension Φ320X11(±0.2)X6(-0.010, -0.025), close clearance 0.8~1.2, chrome-ceramic layer.
2. 2nd ring(
compression ring): dimension Φ320X11(±0.2)X6(-0.010, -0.025), close clearance 1.8~2.2, chrome layer.
3. 3rd ring(
oil control ring): dimension Φ320X8,55(-0.4)X8(-0.013, -0.035), close clearance 0.6~0.9, chrome layer.