Exploded View

Fig 1: Exploded View Of Third Shaft Assembly With Torque Specifications

Courtesy of AMERICAN HONDA MOTOR CO., INC.

NOTE: Refer to the EXPLODED VIEW as needed during the following procedure.

Remove the reverse gear (A), the reverse selector (B), the 35 x 41 x 32 mm needle bearing (C), and the reverse gear collar (D).

Fig 2: Removing Reverse Gear, Reverse Selector, Needle Bearing And Reverse Gear Collar
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the sealing rings (E), the set ring (F), the 4th clutch (G), and the O-rings (H).
Install a commercially available bearing separator (A) on the tapered part (B) of 6th gear (C). Place a spacer (D) between the third shaft (E) and a press to prevent damaging the third shaft.

Fig 3: Placing Spacer Between Third Shaft
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the reverse selector hub (A), 6th gear (B), and the 37 x 42 x 25 mm needle bearings (C) using the press.

Fig 4: Removing Reverse Selector Hub, 6th Gear And Needle Bearings Using Press
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the set ring (D), the cotter retainer (E), and the 36 mm cotters (F), and remove the 4th gear washer (G), the 49 x 66 x 3 mm thrust needle bearing (H), 4th gear (I), the 45 x 50 x 25 mm needle bearing (J), and the 49 x 66 x 3 mm thrust needle bearing (K) from the third shaft (L).
Inspect the bearings for galling and rough movement.
Inspect the shaft bearing surfaces for scoring and excessive wear, and inspect the shaft splines for excessive wear and damage.
Inspect 4th gear, 6th gear, and the reverse gear for wear and damage.
Inspect the engagement teeth of the reverse selector gear, the reverse gear, the reverse selector hub, and 6th gear for wear and damage.
Check the third shaft 6th gear axial clearance (see THIRD SHAFT 6TH GEAR AXIAL CLEARANCE INSPECTION ).