Chery QQ Service Manual 465 Engine Mechanical System
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Chery Automobile Co., Ltd
0.020-0.050 mm, intake and exhaust
0.030 and 0.060 mm, you should enlarge
the hole in order that you can install the
valve of much larger size.
5 Check the concentricity of maximal ring
and minimal ring of valve seat.
standard:0.05 mm
Width of intake and exhaust valve should
be 1.3-1.5 mm