Skylark L4-144 2.4L DOHC VIN T SFI (1997)
Piston: Description and Operation
The pistons are cast aluminum. The piston rings are of a low tension type to reduce friction. The top compression ring is ductile iron with a molybdenum
facing and phosphate coated sides. The second compression ring is gray iron. The oil ring is a 3-piece spring construction with chromium plating.
