Disassembly

Fig. 1 Shifter attaching bolt removal:

Fig. 2 Prying off shifter assembly:

Fig. 3 Shifter assembly:

Fig. 4 Cover attaching bolts access:

Fig. 5 Prying off access cover:

Fig. 6 Access cover removal:

Fig. 7 Detent springs & bullets removal:

Fig. 8 Extension housing bolts removal:

Fig. 9 Prying off extension housing:

Fig. 10 Extension housing replacement:

Fig. 11 Positioning blocker spring correctly:

Fig. 12 Removing shift fork tapered pins:

Fig. 13 Removing 1-2 shift rail:

Fig. 14 Removing countershaft overdrive snap ring:

Fig. 15 Removing countershaft overdrive gear:

Fig. 16 Countershaft overdrive gear installation tool:

Fig. 17 Countershaft overdrive gear installation:

Fig. 18 Mainshaft overdrive snap ring removal:

Fig. 19 Thrust washer & anti-spin pin removal:

Fig. 20 Mainshaft overdrive gear removal:

Fig. 21 Rear overdrive hub snap ring removal:

Fig. 22 Rear overdrive synchronizer, fork & rail assembly removal:

Fig. 23 3-4 shift rail removal:

Fig. 24 1-2 & 3-4 shift fork removal:

Fig. 25 Shift rail assemblies:

Fig. 26 Reverse gear removal:

Fig. 27 Reverse gear thrust washer removal:

Fig. 28 center support plate attaching bolts removal:

Fig. 29 Positioning drive pinion gear cutaway areas facing countershaft:

Fig. 30 Gear set replacement:

Fig. 31 Alignment studs: