1:1
3976, qty 4
3/8 x 5/8 bearing
rubber sealed, unflanged
FACTORY TEAM ONLY
6903, qty 4
3/8 x 5/8 bearing
PTFE sealed, unflanged
1:1
8
IT IS EXTREMELY IMPORTANT TO USE THE EXACT AMOUNT OF SHIMS SUGGESTED IN THESE STEPS.
BAG C
REMOVE THESE
PARTS FOR:
Steps 9-12
TOOLS USED
3914, qty 2
drive pinion
step 9
FRONT INPUT SHAFT ASSEMBLY
Install and center the #3919 dowel pin into the #3915 front
input shaft.
Trim burrs from the drive pinion edge where shown above.
Slide the #3914 drive pinion onto the input shaft. Make sure the
dowel pin aligns perfectly with the slot in the pinion.
Add the #3919 small E-clip.
Slide three #3911 input shaft shims and one #3977 or #6906 bearing
onto the #3915 input shaft.
3911 shim
3911, qty 6
input shaft
shim
1:1
3919, qty 2
small E-clip
3919, qty 1
large E-clip
3915, qty 1
front input shaft
3915, qty 1
rear input shaft
RACER KIT ONLY
3977, qty 4
3/16 x 3/8 bearing,
rubber sealed
TEAM & F.T. KITS ONLY
6906, qty 4
3/16 x 3/8 bearing,
PTFE sealed
1:1
3917, qty 2
drive cup
6920, qty 2
4-40 x 3/16 screw
1:1
3919, qty 5
dowel pin
3917, qty 1
spur gear adapter
3919, qty 1
C-clip
1:1
RACER KIT ONLY
3977, qty 2
3/16 x 3/8
bearing, rubber sealed
TEAM & F.T. KITS ONLY
6906, qty 2
3/16 x 3/8
bearing, PTFE-sealed
1:1
3915
input shaft
3919 pin
3914
drive pinion
3919
small E-clip
3917 drive cup
6920
step 10
REAR INPUT SHAFT
ASSEMBLY
Attach the #3919 C-clip to the #3915 rear input
shaft. (We've included an extra C-clip in case you
lose one.)
Install the #3919 dowel pin into the input shaft.
Slide on the #3917 gear adapter.
Add the #3919 large E-clip.
3919 C-clip
3917
3919 large E-clip
1:1
6288, qty 2
4-40 x 1/4
screw
3922, qty 1
72T Kimbrough spur gear
1/16"
Slide the second #3977 or #6906 bearing onto the
input shaft.
Install and center the #3919 dowel pin into the input
shaft.
Slide a #3917 drive cup onto the end of the input shaft.
Tighten it down with one #6920 screw.
3919 pin
front input shaft
assembled
PLEASE COMPARE
YOUR ASSEMBLY
CAREFULLY
1:11:11:11:1
1:1
1:1
5407, qty 1
red O-ring
3911, qty 1
input shaft spacer, alum.
1:1
Trim any burrs from this
edge of the drive pinion
with a hobby knife.
3915 rear input shaft
step 8
FINAL OUTDRIVE ASSEMBLY
Insert the #3908 diff bolt cover
into the long hub.
Press two #3911 outdrive shims
on the long hub.
Place one #3976 bearing over
each outdrive hubs.
long hub
3911
3908