Countershaft Assembly Clearance Inspection

• If the clearance is more than the service limit, go to step 2.
• If the clearance is within the service limit, go to step  4.

  Standard: 0.04-0.17 mm (0.002-0.007 in.) 

  Service Limit: 0.28 mm (0.011 in.) 

  Fig 1: Measuring Clearance Between 1st Gear And Countershaft Reverse Gear

  Courtesy of AMERICAN HONDA MOTOR CO., INC.

• If the length is less than the standard, replace the countershaft reverse gear.
• If the length is within the standard, go to step 3.

  Standard: 23.03-23.08 mm (0.907-0.909 in.) 

  Fig 2: Identifying Length Of Countershaft Reverse Gear

  Courtesy of AMERICAN HONDA MOTOR CO., INC.

• If the thickness is less than the service limit, replace 1st gear.
• If the thickness within the service limit, replace the 1st/2nd synchro hub and 1st/2nd synchro sleeve as a set.

  Standard: 22.91-22.99 mm (0.902-0.905 in.) 

  Service Limit: 22.86 mm (0.900 in.) 

  Fig 3: Identifying Thickness Of 1st Gear

  Courtesy of AMERICAN HONDA MOTOR CO., INC.

Standard: 0.04-0.17 mm (0.002-0.007 in.) 

Service Limit: 0.28 mm (0.011 in.) 

Fig 4: Measuring Clearance Between 2nd Gear And 3rd Gear

Courtesy of AMERICAN HONDA MOTOR CO., INC.

• If the length is less than the standard, replace the distance collar.
• If the length is within the standard, go to step 6.

  Standard: 23.03-23.08 mm (0.907-0.909 in.) 

  Fig 5: Identifying Length Of Distance Collar

  Courtesy of AMERICAN HONDA MOTOR CO., INC.

• If the thickness is less than the service limit, replace 2nd gear.
• If the thickness is within the service limit, replace the 1st/2nd synchro hub and 1st/2nd synchro sleeve as a set.

  Standard: 22.91-22.99 mm (0.902-0.905 in.) 

  Service Limit: 22.86 mm (0.900 in.) 

  Fig 6: Identifying Thickness Of 2nd Gear

  Courtesy of AMERICAN HONDA MOTOR CO., INC.