Echo PB-655 - Manual (Page 5)

SERVICE INFORMATION
PB-655
PB-755 5
Description mm (in)
A Cylinder bore When plating is worn and aluminum can be seen
B Piston outer diameter Min. 47. 95 (1.888)
C Piston pin bore Max. 10. 030 (0.395)
D Piston ring groove, 1st Max. 1. 65 (0.065)
2nd Max. 1. 6 (0.063)
E Piston ring side clearance Max. 0. 1 (0.004)
F Piston pin outer diameter Min. 9. 98 (0.393)
G Piston ring width Min. 1. 45 (0.057)
H Piston ring end gap Max. 0. 5 (0.02)
K Con-rod small end bore Max. 14. 025 (0.552)
L Crankshaft runout Max. 0. 05 (0.002)
5K249 5K250
5K251 5K016 5K042
5K248 5K247
5K252
5K219 5K220
A B C D
E F G H
K L
1-5 Service limits