Echo SRM-4605 - Manual (Page 5)

mm(in)
Description SRM-3805 SRM-4605
A Cylinder bore When plating is worn and aluminum can be seen
B Piston outer diameter Min. 37.90 (1.492) 41.90 (1.65)
C Piston pin bore Max. 10.025 (0.3947) 10.025 (0.3947)
D Piston ring groove Max. 1.3 (0.051) 1.3 (0.051)
E Piston ring side clearance 1st Max. 0.15 (0.006) 0.15 (0.006)
2nd Max. 0.1 (0.004) 0.1 (0.004)
F Piston pin outer diameter Min. 9.98 (0.3929) 9.98 (0.3929)
G Piston ring width Min. 1.15 (0.045) 1.15 (0.045)
H Piston ring end gap Max. 0.5 (0.02) 0.5 (0.02)
K Connecting rod small end bore Max. 14.025 (0.5522) 14.025 (0.5522)
L Crankshaft runout Max. 0.05 (0.002) 0.05 (0.002)
M Clutch drum bore Max. 79.0 (3.11) 79.0 (3.11)
5K223 5K224
5K225 5K016 5K042
5K182 5K222
5K188
0
5
1
1
2
3
4
5
6
7
8
9
5K189 5K219 5K220
A B C D
E F G H
K L M
5
SERVICE INFORMATION
SRM-3805
SRM-4605
1-5 Service limits