Toyota Supra 1990 Manual page 435

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MANUAL TRANSMISSION -

Component Parts (Counter Gear and Reverse Idler Gear)

INSPECTION OF COUNTER GEAR

MEASURE COUNTER 5TH GEAR OIL CLEARANCE

Install, spacer, counter 5th gear and needle roller bear-

ing to counter gear.

Using a dial indicator, measure counter 5th gear oil

Standard clearance:

Maximum clearance:

0.15 mm (0.0059 in.)

If the clearance exceeds the limit, replace the counter gear

or needle roller bearing or counter 5th gear.

INSPECT COUNTER GEAR

Using a micrometer, measure the outer diameter of

the counter shaft journal.

Minimum diameter:

26.835 mm (1.0564 in.)

29.81 mm (1.1736 in.)

INSPECT SYNCHRONIZER RINGS

Turn the ring and push it in to check the braking action.

Measure the clearance between the synchronizer ring

back and the gear spline end.

Standard clearance:

Minimum clearance:

0.5 mm (0.020 in.)

If the clearance is less than the limit, replace the synchroniz-

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