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Home›Repair guides›Full length, engine types AJ, AK, AM, AP, AQ, YG, YH, YJ, YK. ... ... ... ..122,65/123,30 mm (4.829/4.854 in)

Perkins — Full length, engine types AJ, AK, AM, AP, AQ, YG, YH, YJ, YK. ... ... ... ..122,65/123,30 mm (4.829/4.854 in)

A Perkins service procedure — check it applies to your exact model before use.

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Procedure

  1. Production limits, engine types AJ, AK, AM, AP, AQ, YG, YH, YJ, YK . ... ... ..1,40/1,70 mm (0.055/0.067 in)
  2. Service limit, engine types AJ, AK, AM, AP, AQ, YG, YH, YJ, YK ... ... ... ... ... ... ... ... ... 1,95 mm (0.077 in)
  3. Production limits, engine types AR and AS... ... ... ... ... ... ... ... ... ... ... ... ... ..0,40/0,60 mm (0.016/0.024 in)
  4. Service limit, engine types AR and AS.. ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ..0,805 mm (0.032 in)

Source: manual:1000 New Serie Workshop Manual .pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.