M/T Mainshaft Assembly Clearance Inspection

NOTE: If replacement is required, always replace the synchro sleeve and hub as a set.
  1. Support the bearing inner race with an appropriate sized socket (A), and push down on the mainshaft (B).
  1. Measure the clearance between 2nd gear (C) and 3rd gear (D) with a feeler gauge (E).
    • If the clearance is more than the service limit, go to Step 3 .
    • If the clearance is within the service limit, go to Step 4 .
    Standard:
    0.06−0.19 mm (0.002−0.007 in.)
    Service Limit:
    0.3 mm (0.01 in.)