Accord EX Coupe V6-3.0L (2001)
Standard (New): 0.20 - 0.70 mm (0.008 - 0.028 inch)
Service Limit: 0.80 mm (0.031 inch)
4. Using a ring expander (A), remove the old piston rings (B)
5. Clean all the ring grooves thoroughly with a squared-off broken ring or ring groove cleaner with a blade to fit the piston grooves. File down the
blade if necessary. Top ring groove and 2nd ring grooves are 1.2 mm (0.05 inch) wide, and the oil ring groove is 2.8 mm (0.11 inch) wide. Do not
use a wire brush to clean the ring grooves, or cut the ring grooves deeper with the cleaning tool.
NOTE: If the piston is to be separated from the connecting rod, do not install new rings yet.
6. Install the rings as shown. The top ring (A) has a 1B and the 2nd ring (B) is marked 2B. The manufacturing marks (C) must be facing upward.