- Measure distance 2 between the end of the clutch housing (A) and bearing inner race (B) with a straight edge and depth gauge. Measure at three locations and average the readings.

Shim Selection Formula:
- Select the proper 72 mm shim from the chart. Follow the example below, and use the measurements you made in steps 4 and 5:
- Add distance 2 (step 5) to distance 1 (step 4).
- From this number, subtract 0.95 (which is the midpoint of the flex range of the clutch housing bearing spring washer).
- Take this number and compare it to the available shim sizes in the chart.
- Try the 1.68 mm (0.0661 in.) shim.
(For example)
| 1: 2.41 |
2.63 |
| +2: 0.22 |
-0.95 |
| ------------ |
------------ |
| = 2.63 |
= 1.68 |
|  |
72 mm Shim
| |
Part Number |
Thickness |
| A |
23931-P21-000 |
0.60 mm (0.0236 in.) |
| B |
23932-P21-000 |
0.63 mm (0.0248 in.) |
| C |
23933-P21-000 |
0.66 mm (0.0260 in.) |
| D |
23934-P21-000 |
0.69 mm (0.0271 in.) |
| E |
23935-P21-000 |
0.72 mm (0.0283 in.) |
| F |
23936-P21-000 |
0.75 mm (0.0295 in.) |
| G |
23937-P21-000 |
0.78 mm (0.0307 in.) |
| H |
23938-P21-000 |
0.81 mm (0.0319 in.) |
| I |
23939-P21-000 |
0.84 mm (0.0331 in.) |
| J |
23940-P21-000 |
0.87 mm (0.0343 in.) |
| K |
23941-P21-000 |
0.90 mm (0.0354 in.) |
| L |
23942-P21-000 |
0.93 mm (0.0366 in.) |
| M |
23943-P21-000 |
0.96 mm (0.0378 in.) |
| N |
23944-P21-000 |
0.99 mm (0.0390 in.) |
| O |
23945-P21-000 |
1.02 mm (0.0402 in.) |
| P |
23946-P21-000 |
1.05 mm (0.0413 in.) |
| Q |
23947-P21-000 |
1.08 mm (0.0425 in.) |
| R |
23948-P21-000 |
1.11 mm (0.0437 in.) |
| S |
23949-P21-000 |
1.14 mm (0.0449 in.) |
| T |
23950-P21-000 |
1.17 mm (0.0461 in.) |
| U |
23951-P21-000 |
1.20 mm (0.0472 in.) |
| V |
23952-P21-000 |
1.23 mm (0.0484 in.) |
| W |
23953-P21-000 |
1.26 mm (0.0496 in.) |
| X |
23954-P21-000 |
1.29 mm (0.0508 in.) |
| Y |
23955-P21-000 |
1.32 mm (0.0520 in.) |
| Z |
23956-P21-000 |
1.35 mm (0.0531 in.) |
| AA |
23957-P21-000 |
1.38 mm (0.0543 in.) |
| AB |
23958-P21-000 |
1.41 mm (0.0555 in.) |
| AC |
23959-P21-000 |
1.44 mm (0.0567 in.) |
| AD |
23960-P21-000 |
1.47 mm (0.0579 in.) |
| AE |
23961-P21-000 |
1.50 mm (0.0591 in.) |
| AF |
23962-P21-000 |
1.53 mm (0.0602 in.) |
| AG |
23963-P21-000 |
1.56 mm (0.0614 in.) |
| AH |
23964-P21-000 |
1.59 mm (0.0626 in.) |
| AI |
23965-P21-000 |
1.62 mm (0.0638 in.) |
| AJ |
23966-P21-000 |
1.65 mm (0.0650 in.) |
| AK |
23967-P21-000 |
1.68 mm (0.0661 in.) |
| AL |
23968-P21-000 |
1.71 mm (0.0673 in.) |
| AM |
23969-P21-000 |
1.74 mm (0.0685 in.) |
| AN |
23970-P21-000 |
1.77 mm (0.0697 in.) |
| AO |
23971-P21-000 |
1.80 mm (0.0709 in.) |
|