GMC T Series 1994 Repair Manual page 546

m
Measure
• Main bearing clearance. Refer to SECTION 6A.
4. Apply engine oil to the main bearings.
N O T IC E : T h e m a in b e a r in g c a p s a r e
t a p p e d in t o p la c e w ith a b r a s s o r le a t h e r m a l­
l e t b e f o r e t h e a t t a c h in g b o lt s a r e in s ta lle d . D o
n o t u s e t h e a t t a c h in g b o lt s to p u l l th e m a in
b e a r i n g c a p s i n t o t h e i r s e a t s , a s t h i s m a y
d a m a g e t h e b e a r in g c a p a n d /o r b lo c k .
18. BOLT, FLYWHEEL
19. FLYWHEEL
73. BOLT
75. CAP, CRANKSHAFT BEARING
76. BEARING, CRANKSHAFT
77. BEARING, CRANKSHAFT THRUST
A. ALIGN MARKS AS SHOWN
84. SPROCKET, CRANKSHAFT
85. CHAIN, TIMING
86. BOLT, CAMSHAFT
87. WASHER, CAMSHAFT
88. GEAR, CAMSHAFT
89. SPROCKET, CAMSHAFT
Figure 62—Camshaft and Components
to b e
BEARING,
CRANKSHAFT REAR
79. SEAL, REAR
CRANKSHAFT
83. CRANKSHAFT
B8070
PLATE, THRUST
KEY, CAMSHAFT SPROCKET
SPACER, CAMSHAFT SPROCKET
5. Number 5 (rear) main bearing cap.
A. Apply RTV to rear main bearing cap in areas
shown (figure 65).
B. Apply engine oil to the main bearing cap bolt
threads.
C. Tap the main bearing cap into place with a
brass or leather mallet. Then install the bolts.
B8068