ELGi TRC 1000 MN UG, Owner'S Manual

Page: 7 / 81

7
Technical Specifications
1 Cylinder bore mm Dia 100 Dia 60
2 Piston mm
3 Gudgeon pin size Dia 20 Dia 18
4 Clearance in cylinder Normal mm 0.15 - 0.16 0.06 - 0.09
Max mm 0.25 0.20
5 No. of plain compression rings 1 --
6 No. of stepped compression rings 2 --
7 No. of slotted oil control rings 2 --
8 No. of perma seal ring -- 2
9 No. of oil control three piece ring -- 2
10 Permissible piston rings ,
Permissible stepped rings ,
Permissible oil control rings ,
butt clearence Normal mm 0.08 to 0.25 --
Max. mm 0.40 --
11 Permisible perma seal piston ring butt
clearance 0.06 0.09
Permisible perma seal oil control ring
clearance 0.25 --
12 permissible piston rings side
play in groove Normal mm 0.04 to 0.08 0.024 to 0.074
Max. mm 0.12 0.1
13. Connecting rod small end needle
roller bearing internal diameter
mm 20 18
14. Clearence between piston
Crown and disc valve
mm 1.4 to 1.6 1.4 to 1.6
+0.01
0.00
Cylinder, Piston and Piston ring size
HP LP Description SI.No
+0.01
0.00
0.000
-0.005 0.000
-0.005
Dia 99.835 -
Dia 99.855 Dia 59.941 -
Dia 59.915