Service Limits - Echo PB-251 Service Data

PB-251
PB-255ES
ES-255ES

1-5 Service limits

A
5K204
E
5K266
K
5K219
Description
A Cylinder bore
B Piston outer diameter
C Piston pin bore
D Piston ring groove
E Piston ring side clearance
F Piston pin outer diameter
G Piston ring width
H Piston ring end gap
K Con-rod small end bore
L Crankshaft runout
SERVICE INFORMATION
B
5K263
F
5K016
L
5K171
Min.
Max.
Max.
Max.
Min.
Min.
Max.
Max.
Max.
C
5K264
G
5K017
When plating is worn and aluminium can be seen
33.91 (1.335)
8.035 (0.3163)
1.3 (0.051)
0.1 (0.004)
7.980 (0.3142)
1.15 (0.045)
0.5 (0.02)
12.000 (0.4724)
0.03 (0.001)
5
D
5K265
H
5K267
mm (in)