Dodge D150 1990 Service Manual page 639

Rear wheel drive ram truck
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9 - 52
5.2L/5.9L ENGINE
Fig.
11 Timing Chain Oil Tab Installation
(8) L i f t sprockets and chain (keep sprockets t i g h t
against the c h a i n i n position as described).
(9) Slide both sprockets evenly over t h e i r respective
shafts and use a straightedge to check a l i g n m e n t o f
t i m i n g marks (Fig. 12).
(10) I n s t a l l t h e cup washer, a n d camshaft bolt.
T i g h t e n bolt t o 47 N * m (35 ft. lbs.) torque.
(11) Measure camshaft end play. Refer to Specifica-
tions for proper clearance. I f not w i t h i n l i m i t s new
t h r u s t plate.
(12) Each tappet reused m u s t be installed i n t h e
same position from w h i c h i t was removed.
Tappets
m u s t have a definite crown. When camshaft is r e
placed, a l l of the tappets m u s t be replaced.
Fig.
12 Alignment of Timing Marks
CAMSHAFT BEARINGS (ENGINE REMOVED FROM
VEHICLE)
REMOVAL
(1) W i t h engine completely disassembled, drive out
rear cam b e a r i n g core hole p l u g .
(2)
I n s t a l l
proper
size adapters
a n d horseshoe
washers (part o f Tool C-3132-A) a t back o f each bear-
i n g s h e l l t o be removed and drive o u t bearing shells
(Fig. 13).
Fig.
13 Removal and Installation of
Camshaft
Bearings
with Tool C-3132A
INSTALLATION
(1) I n s t a l l n e w camshaft bearings w i t h Tool C-
3132-A b y s l i d i n g t h e n e w camshaft b e a r i n g shell
over proper adapter.
(2) Position rear bearing i n the tool. I n s t a l l horse-
shoe lock and b y reversing removal procedure, care-
f u l l y d r i v e b e a r i n g shell i n t o place.
(3) I n s t a l l r e m a i n i n g bearings i n the same manner.
Bearings m u s t be carefully aligned t o b r i n g o i l holes
into f u l l register w i t h o i l passages f r o m t h e m a i n
bearing. Also, n u m b e r two bearing m u s t index w i t h
the o i l passage t o the left cylinder head and n u m b e r
four b e a r i n g m u s t index w i t h the o i l passage t o the
r i g h t cylinder head. I f the camshaft bearing shell o i l
holes are not i n exact alignment, remove and i n s t a l l
t h e m correctly. I n s t a l l a new core hole p l u g a t t h e
rear o f camshaft. Be sure t h i s p l u g does not leak.
DISTRIBUTOR DRIVE SHAFT BUSHING
REMOVAL
(1) I n s e r t Tool C-3052 i n t o old b u s h i n g and t h r e a d
down u n t i l a t i g h t fit is obtained (Fig. 14).
(2) H o l d p u l l e r screw and t i g h t e n p u l l e r n u t u n t i l
b u s h i n g is removed.
INSTALLATION
(1) Slide new b u s h i n g over b u r n i s h i n g end o f Tool
C-3053 and i n s e r t the tool and b u s h i n g i n t o the bore.
(2) D r i v e b u s h i n g and tool i n t o position, u s i n g a
h a m m e r (Fig. 15).

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