Mazda MX-5 Miata Sport 2007, Manual, Page: 462 / 2244

Fig. 151: Measuring Free Length Of Piston Return Spring
8. Using a dial gauge, measure the inner diameter of the input shaft component bushings.
Input shaft component bushing inner diameter
18.000-18.025 mm {0.7087-0.7096 in}
CAUTION:

Measure at different places and take an average. If it exceeds
the specification, replace the input shaft component with a new
one.

When the input shaft component is replaced, inspect the
contact surface opposed to the intermediate shaft.

If the surface of it is scratched or has changed color, replace
the intermediate shaft with a new one.
Fig. 152: Measuring Inner Diameter Of Input Shaft Component
Bushings Using Dial Gauge
2007 Mazda MX-5 Miata Sport
2006-08 TRANSMISSION Automatic Transmission Overhaul - MX-5 Miata & RX-8
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