Commander 4WD V6-3.7L VIN K (2007)
Piston Ring Specification Chart
5. Measure the ring side clearance as shown make sure the feeler gauge (1) fits snugly between the ring land and the ring. Replace any ring not within
specification.
6. Rotate the ring around the piston, the ring must rotate in the groove with out binding.
7. The No. 1 and No. 2 piston rings have a different cross section. Ensure No. 2 ring is installed with manufacturers I.D. mark (Dot) facing up,
towards top of the piston.
NOTE: Piston rings are installed in the following order:
-
Oil ring expander.
-
Upper oil ring side rail (1).
-
Lower oil ring side rail.
-
No. 2 Intermediate piston ring.
-
No. 1 Upper piston ring.
