CHAPTER 3B ENGINE 50cc/80cc
ATV SERVICE MANUAL09.0
CHAPTER 3B ENGINE PAGE 3B - 18 -
3.3 The cylinder and the piston
3.3.1 Important points
·
The work on the cylinder and piston can be done on the engine without complete disassemble.
·
After taking them apart, clean and dry the cylinder and piston with the compressed air before measuring
and testing.
Tech criterion
Item
Normal Size
Max. Service
Allowance
ID(50cc) 39-39.01
39.10
ID(80cc) 47-47.01
47.10
Distortion
------
0.05
Cylindricity
------
0.05
Cylinder
Out-of-roundness
-------
0.05
the top ring
0.015-0.055
0.09
Clearance between the
ring and the ring groove
the 2nd ring
0.015-0.055
0.09
the top ring
0.08-0.20
0.45
the 2nd ring
0.05-0.20
0.45
Piston
ring
end gap
the oil side ring
0.20-0.70
-----
OD of piston(50cc)
38.942-38.982
38.9
OD of piston(80cc)
46.963-46.993 46.9
Check point of OD
10mm away from skirt
-----
Piston
Clearance between piston and cylinder
0.010-0.040
0.1
Содержание 2004 ATV 260
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Страница 118: ...CHAPTER 3A ENGINE 260 300 400 cc ATV SERVICE MANUAL09 0 CHAPTER 3 ENGINE PAGE 3A 79 NOTES...
Страница 171: ...CHAPTER 3B ENGINE 50cc 80cc ATV SERVICE MANUAL09 0 CHAPTER 3B ENGINE PAGE 3B 53 3 8 Carburetor...
Страница 192: ...CHAPTER 3B ENGINE 50cc 80cc ATV SERVICE MANUAL09 0 CHAPTER 3B ENGINE PAGE 3B 74 NOTES...
Страница 228: ...CHAPTER 3C ENGINE 100 125 150 200 SERVICE MANUAL09 0 CHAPTER 3C ENGINE PAGE 3C 36 NOTES...
Страница 247: ...CHAPTER 4B CHASSIS ATV SERVICE MANUAL09 0 CHAPTER 4 CHASSIS PAGE 4B 11 NOTES...
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Страница 292: ...CHAPTER 6 TRANSMISSION ATV SERVICE MANUAL 09 0 CHAPTER 6 TRANSMISSION PAGE 6 13 2X4 TRANSMISSION EXPLODED VIEW...
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Страница 307: ...CHAPTER 7 BRAKES ATV SERVICE MANUAL 09 0 CHAPTER 7 BRAKES PAGE 7 13 NOTES...
Страница 315: ...CHAPTER 8 ELECTRICAL ATV SERVICE MANUAL 09 0 CHAPTER 8 ELECTRICAL PAGE 8 8 CIRCUIT DIAGRAM...
Страница 332: ...CHAPTER 8 ELECTRICAL ATV SERVICE MANUAL 09 0 CHAPTER 8 ELECTRICAL CTRICAL PAGE 8 25 8 7 LIGHTING SYSTEM FOR USA MODEL...
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