Subaru Robin EX13 - Manual (Page 78)

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ITEM STD Limit
CYLINDER
* Inner diameter
* Roundness after reboring
* Cylindricity after reboring
Standard
EX13
58.000 - 58.019
(2.2835 - 2.2842) To be rebored when
the difference between
max. and min. of
diameter reached to
0.1 (0.004).
EX17
EX21 67.000 - 67.019
(2.6378 - 2.6385)
EX27
75.000 - 75.019
(2.9528 - 2.9535)
First
reboring
EX13
58.250 - 58.269
(2.2933 - 2.2941)
Ditto
EX17
EX21 67.250 - 67.269
(2.6476 - 2.6484)
EX27
75.250 - 75.269
(2.9626 - 2.9633)
Second
reboring
EX13
58.500 - 58.519
(2.3031 - 2.3039)
Ditto
EX17
EX21 67.500 - 67.519
(2.6575 - 2.6582)
EX27
75.500 - 75.519
(2.9724 - 2.9732)
EX13
EX17
EX21
EX27
Less than 0.01
(0.0004)
EX13
EX17
EX21
EX27
Less than 0.015
(0.0006)
PISTON
* Outer diameter at skirt in thrust
direction
Standard
EX13
57.980 - 58.000
(2.2827 - 2.2835)
57.89
(2.2791)
EX17
EX21 66.960 - 67.000
(2.6362 - 2.6378)
66.88
(2.6331)
EX27
74.980 - 75.000
(2.9520 - 2.9527)
74.89
(2.9484)
Oversize
+0.25
EX13
58.230 - 58.250
(2.2925 -2.2933)
58.14
(2.2890)
EX17
EX21 67.210 - 67.250
(2.6461 - 2.6476)
67.13
(2.6429)
EX27
75.230 - 75.250
(2.9618 - 2.9626)
75.14
(2.9583)
Oversize
+0.50
EX13
58.480 - 58.500
(2.3024 - 2.3032)
58.39
(2.2988)
EX17
EX21 67.460 - 67.500
(2.6559 - 2.6575)
67.38
(2.6528)
EX27
75.480 - 75.500
(2.9717 - 2.9724)
75.39
(2.9681)
Unit: mm (in.)