Subaru Robin EX30 - Manual (Page 70)

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ITEM STD Limit
PISTON
* Ring groove side clearance
* Piston pin hole
* Piston pin outer diameter
* Clearance between piston and cylinder at skirt
* Piston ring end gap
Top
0.035 - 0.080
(0.0014 - 0.0031)
0.15
(0.0059)
Oil ring
(three-piece)
0.0100 - 0.205
(0.0004 - 0.0081)
-
17.991 - 18.009
(0.7083 - 0.7090)
18.035
(0.7224)
17.992 - 18.000
(0.7083 - 0.7087)
17.960
(0.7071)
0.065 - 0.104
(0.0026 - 0.0041)
0.25
(0.010)
Top
0.1 - 0.3
(0.0039 - 0.0118)
1.5
(0.0591)
Oil ring
0.2 - 0.7
(0.0078 - 0.0276)
1.5
(0.0591)
Unit: mm (in.)