Perkins 103-13 - Piston Ring and Block

4
54 Workshop Manual, TPD 1377E, issue 4
100 Series
Piston ring and block
To inspect Operation 4-6
Note: If the piston ring is worn or damaged, renew it.
Piston ring gap
Insert the rings into the cylinder at right angles to the cylinder bore and measure the gaps with a feeler gauge.
If the gap is more than the service limit, renew the ring.
102-05, 103-07 103-10
Gap mm (in) Gap mm (in)
Piston ring Standard Service limit Piston ring Standard Service limit
No. 01 ring
0,13 - 0,25
(0.0051 - 0.0100)
1,0
(0.040)
No. 01 ring
0,15 - 0,27
(0.0059 - 0.0106)
1,0
(0.040)
No. 02 ring
0,10 - 0,22
(0.0040 - 0.0087)
1,0
(0.040)
No. 02 ring
0,12 - 0,24
(0.0047 - 0.0094)
1,0
(0.040)
Oil control ring
0,10 - 0,30
(0.0040 - 0.0120)
1,0
(0.040)
Oil control ring
0,20 - 0,35
(0.0079 - 0.0138)
1,0
(0.040)
103-13, 103-15, 104-19, 104-22
Gap mm (in)
Piston ring Standard Service limit
No. 01 ring
0,20 - 0,35
(0.0079 - 0.0138)
1,0
(0.040)
No. 02 ring
0,20 - 0,40
(0.0079 - 0.0158)
1,0
(0.040)
Oil control ring
0,20 - 0,40
(0.0079 - 0.0158)
1,0
(0.040)
This document has been printed from SPI². Not for Resale