Rio L4-1.6L (2004)
1. Select the piston which has the size mark which is identical with the size mark of the corresponding cylinder.
PISTON OUTER DIAMETER AND CYLINDER BORE INNER DIAMETER
2. Insert connecting rod into piston and slide piston pin through piston and connecting rod.
NOTE: Verify that piston and rod are assembled in same direction as they were prior to disassembly.
3. Hold piston upright and move connecting rod back and forth. Check that rod moves freely.
4. Install three piece oil ring onto piston.
1. Apply clean engine oil to the oil ring expander and upper and lower oil rings.
2. Install expander onto piston so that expander ends face upward.
3. Install lower oil ring onto piston. Ring may be installed with either face upward.
4. Install upper oil ring onto piston. Ring may be installed with either face upward.
5. Check that oil ring expander separates upper and lower oil rings, and that oil ring assembly spins freely on piston.
6. Use a ring expander and install second ring.
