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Home >> Lexus >> 1997 >> SC 400 V8-4.0L (1UZ-FE) >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Engine >> Cylinder Block Assembly >> Piston Ring >> Service and Repair
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Piston Ring: Service and Repair






1. Remove piston rings.
(a) Using a piston ring expander, remove the 2 compression rings.
(b) Remove the 2 side rails and oil ring by hand.

NOTE: Arrange the piston rings in correct order only.

2. Install piston rings.
(a) Install the oil ring expander and 2 side rails by hand.





(b) Using a piston ring expander, install the 2 compression rings with the code mark facing upward.
Code mark: No. 1 has an identifying "1R" or "T".
Code mark: No. 2 has an identifying "2R" or "2T".





(c) Position the piston rings so that the ring ends are as shown.

NOTE: Do not align the ring ends.
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