Piston and Piston Rings 1.6
DETROIT DIESEL 53
3. Install the upper and lower halves of both oil
upper half of the ring. Make sure the scraper edges
control rings (non-turbocharged engines) as outlined
are facing down (toward the bottom of the piston).
NOTE: The scraping edges of all oil control
If there is a noticeable resistance during installation of
rings must face downward (toward the bottom
the piston, check for an overlapped ring expander.
of the piston) for proper oil control.
SEC. 1.6 Page 7