Check the inner diameter of each cylinder bore (See
Cylinder Bore Inspection in Section 02 Engine).
CYLINDER BORE
All Cylinders 73.005 ± 0.005 mm
Check piston ring to groove side clearance.
• Clean the ring slot using a suitable tool.
• Measure piston ring to groove side clearance.
RING GROOVE CLEARANCE
First Ring 0.035 - 0.08 mm
Second Ring 0.025 - 0.07 mm
Check piston ring end gap clearance:
• Wipe the cylinder bore clean.
• Insert ring and push down with piston to ensure it
is square in the bore.
• The ring end gap measurement must be made with
the ring positioned at least 13 mm from bottom of
cylinder bore and below the bottom of the oil ring
travel where the cylinder bore has minimal wear.
• Check the ring end gap with a feeler gauge.
ENGINE UNIT REPAIR
BESM020063
BESM020051
BESM020052
02
02–59
Chery Automobile Co., Ltd.
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