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ENGINE
3.23
PISTON/ROD INSPECTION
1. Measure piston pin bore.
Piston Pin Bore
Piston Pin Bore:
.9055-.9057I (23.001-23.007 mm)
2. Measure piston pin O.D. Replace piston and/or
piston pin if out of tolerance.
Piston Pin Measurement Locations
Piston Pin O.D.
.9053-.9065I (22.994-23 mm)
3. Measure piston ring to groove clearance by placing
the ring in the ring land and measuring with a
thickness gauge. Replace piston and rings if
ring-to-groove clearance exceeds service limits.
Piston
Ring
Feeler Gauge
Piston Ring-to- Groove Clearance
Top Ring Limit: .0059I (.15 mm)
Second Ring Limit: .0059I (.15 mm)
4. Measure connecting rod small end ID.
SmallEndI.D.:
Std: .9058-.9063I (23.007-23.020 mm)
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