Honda Accord 2008 Manual page 250

07/11/02 09:09:59 61TA0000_070_0025
6. Install the top ring and the second ring as shown.
The top ring (A) has a 1R or 1A mark, and the
second ring (B) has a 2RN mark. The manufacturing
marks (C) must face upward.
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C
Piston Ring Dimensions
7. Rotate the rings in their grooves to make sure they
do not bind.
A
Top Ring (Standard):
A: 2.7 mm (0.11 in.)
B: 1.2 mm (0.05 in.)
B
Second Ring (Standard):
A: 3.4 mm (0.13 in.)
B: 1.2 mm (0.05 in.)
A
8. Position the ring end gaps as shown:
OIL RING GAP
TOP RING GAP and
SPACER RING GAP
9. After installing a new set of rings, measure the
ring-to-groove clearances:
C
Top Ring Clearance
Standard (New): 0.060 0.085 mm
Service Limit:
B
Second Ring Clearance
Standard (New): 0.040 0.065 mm
Service Limit:
About 90 °
SECOND RING GAP
About 45 °
OIL RING GAP
PISTON PIN
−
−
(0.0024 0.0033 in.)
0.13 mm (0.005 in.)
−
−
(0.0016 0.0026 in.)
0.13 mm (0.005 in.)
7-25
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