66
Fig.93
—the size of crankshaft thrust, thrust washer and cylinder block thrust
：
Unit
：
mm
Level
The size of
cylinder body
thrust
The size of
crankshaft thrust
The thickness of
thrust washer
Standard
24
±
0.03
28.825—28.875
2.326
±
0.025
Oversize
0.38
24
±
0.03
29.205—29.255
2.516
±
0.025
Installation
：
——Before installation, use the second screw tap taps the threaded hole in cylinder body,
especially the threaded hole of cylinder head bolt and main bearing bolt.
The threads of cylinder head bolt is M10
×
1.5—6H
，
the threaded hole of main bearing bolt is M12
×
1.75—6H
。
——The installation of crankshaft woodruff key
Drive the semicircular key into key groove lightly. The magnitude of interference for key and key
