M/T Mainshaft Assembly Clearance Inspection
  1. Measure the thickness of 6th gear.
    • If the thickness is less than the service limit, replace 6th gear.
    • If the thickness is within the service limit, replace the 5th/6th synchro hub.
    Standard:
    23.92−23.97 mm (0.942−0.944 in.)
    Service Limit:
    23.85 mm (0.939 in.)