Subaru Robin EX30 - Manual (Page 69)

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ITEM STD Limit
CYLINDER
* Inner diameter
* Roundness after reboring
* Cylindricity after reboring
Standard
75.000 - 75.019
(2.9528 - 2.9535)
To be rebored
when the difference
between max. and
min. of diameter
reached to
0.1 (0.004).
First
reboring
75.250 - 75.269
(2.9626 - 2.9633)
Ditto
Second
reboring
75.500 - 75.519
(2.9724 - 2.9732)
Ditto
Less than 0.01
(0.0004)
Less than 0.015
(0.0006)
PISTON
* Outer diameter at skirt in thrust direction
Standard
74.980 - 75.000
(2.9520 - 2.9527)
74.89
(2.9484)
Oversize
+0.25
75.230 - 75.250
(2.9618 - 2.9626)
75.14
(2.9583)
Oversize
+0.50
75.480 - 75.500
(2.9717 - 2.9724)
75.39
(2.9681)
Unit: mm (in.)