Linhai ARCHON 400, Service Manual

Page: 28 / 218

CHAPTER 3 ENGINE
BUCK 450 SERVICE MANUAL 20.0
I t e m
Standard Limit
Stem-to-guide clearance IN
EX
Stem runout limit
Valve seat width IN
EX
0.010- 0.037 mm
0.025-0.052 mm
…
0.9-1.1 mm
0.9-1.1 mm 0.08 mm
0.1 mm
0.01 mm
1.6 mm
1.6 mm
Valve spring :
Free length (Inner) IN/EX
(Outer) IN/EX
Set length (valve closed) (Inner) IN/EX
(Outer) IN/EX
Com pressed pressure (Inner) IN/EX
(Outer) IN/EX
Tilt limit (Inner) IN/EX
(Outer) IN/EX
38.1 mm
36.93 mm
30.1 mm
31.6 mm
7.8- 9.0 kg
37.22-42.83 kg
…
…
36.1 mm
35.0 mm
…
…
…
…
2.5
°
/1.7mm
2.5
°
/1.7mm
Piston:
Piston to cylinder
clearance
Piston size "D"
Measuring point "H"
Piston pin bore
inside diameter
0.02 - 0.049mm
79.965-79.980 mm
5mm
18.004-18.015 mm
17 .991-18 .000 mm
0.15m m
…
…
18.045 mm
17 .975 mm
Piston pin outside diameter
Piston rings :
Top ring :
Type
End gap (installed)
Side clearance (installed )
2nd ring :
Type
End gap (installed)
Side clearance
Oil ring :
End gap (installed)
Barrel
0.2-0.35 mm
0.03-0.065 mm
Taper
0.28-0.48 mm
0.02-0.052 mm
0. 15-0.4 mm
…
0.5 mm
0.1 mm
…
0.73 mm
0.1 mm
…
Crankshaft:
59.95-60.00 mm
0.03 mm
0.35- 0.85 mm
…
…
…
Crank width "A"
Runout limit "C "
Big end side clearance "D"
CHAPTER 3 ENGINE PAGE. 3- 3