Dodge 2001 Ram 1500 Owner's Manual page 1703

21 - 68 MANUAL - NV4500
MANUAL - NV4500 (Continued)
(18) Apply Mopar
flange and lip of new cap. Install new front bearing
cap in gear case (Fig. 73) with Handle C-4171 and
Installer C-3972-A.
Fig. 73 Countershaft Front Bearing Cap
1 - FRONT BEARING CAP (SEAT WITH WOOD BLOCK)
COUNTERSHAFT END PLAY
(1) Rotate countershaft 4-5 times to seat bearings.
(2) Mount dial indicator on case. Then position
indicator plunger on end of countershaft and zero
dial indicator (Fig. 74).
(3) Raise countershaft with screwdriver and note
end play reading on dial indicator. End play should
be 0.051 - 0.15 mm (0.002 - 0.006 in.).
Fig. 74 Measuring Countershaft End Play
1 - DIAL INDICATOR
2 - COUNTER SHAFT
3 - INDICATOR MOUNTING ARM AND BASE
silicone adhesive/sealer to (4) Remove countershaft rear bearing plate.
(5) Install a end play shim that will provide mini-
mum countershaft end play. Position shim on rear
bearing cup (Fig. 75).
Fig. 75 Countershaft End Play Shim
1 - REAR BEARING CUP
2 - END PLAY SHIM (SELECTIVE)
(6) Install countershaft rear bearing plate (Fig.
72).
NOTE: Verify plate is seated in reverse idler shaft
notch and end play shims are still in position
before installing bolts.
(7) Apply 1-2 drops Mopar Loc N' Seal or equiva-
lent to threads of rear bearing plate bolts. Then
install and tighten bearing plate bolts to 23 N·m (200
in. lbs.).
SHIFT LUG AND RAIL
(1) Lubricate shift lug and rail with Castrol Syn-
torq.
(2) Insert shift lug rail part way into case.
(3) Install shift lug on rail.
(4) Position shift rail so roll pin notches are
toward outside of case (Fig. 76).
(5) Install roll pin that secures lug to rail (Fig. 76).
MAINSHAFT AND GEARTRAIN
CAUTION: The reverse, 1-2 and 3-4 synchro compo-
nents can be assembled and installed incorrectly.
Follow assembly procedures for component identi-
fication and location.
Lubricate mainshaft bearing surfaces and all bear-
ing assemblies with Castrol Syntorq or with petro-
leum jelly.
(1) Install first snap ring in rear most groove of
mainshaft hub (Fig. 77). This snap ring locates first
gear clutch gear on shaft.
BR/BE