Chevrolet 70 1969 Series, Shop Manual

Page: 679 / 913

E N G IN E 6-8
CAMSHAFT BEARING TOOL APPLICATION CHART
(FOR ALL V-6 ENGINES)
FOR R E M OVIN G C A M SH A FT BEARINGS
BEARING NO. 1
Tool No. Tool Name
J-21099-4 Adapter
J-21099-12 " C " Washer
J-21099-11 Driving Button
J-21099-9 Shaft
BEARING NO. 2
Tool No. Tool Name
J-21099-5 Adapter
J-21099-12 " C ” Washer
J-21099-11 Driving Button
J-21099-13 Front Pilot
J-21099-9 Shaft
BEARING NO. 3
Tool No. Tool Name
J-21099-6 Adapter
J-21099-11 Driving Button
J-21099-13 Front Pilot
J-21099-9 Shaft
BEARING NO. 4
N O TE:
The tools used to remove camshaft rear bearing may be
either of the following sets depending on whether or not
the flywheel housing is on cylinder block.
With Flywheel Housing Installed
(Engine in Vehicle - Pull Bearing Forward)
Tool No. Tool Name
J-21099-8 Washer
J-21099-13 Front Pilot
J-21099-9 Shaft
J-2619 Slide Hammer
With Flywheel Housing Removed
(Drive Bearing Rearward)
Tool No. Tool Name
J-21099-7 Adapter
J-21099-13 Front Pilot
J-21099-11 Driving Button
J-21099-9 Shaft
FOR INSTALLING C A M S H A F T BEARINGS
BEARING NO. 4
Tool No. Tool Name
J-21099-7 Adapter
J-21099-13 Front Pilot
J-21099-9 Shaft
J-21099-11 Drive Button
BEARING NO. 3
Tool No. Tool Name
J-21099-6 Adapter
J-21099-13 Front Pilot
J-21099-9 Shaft
J-21099-11 Drive Button
BEARING NO. 2
Tool No. Tool Name
J-21099-5 Adapter
J-21099-13 Front Pilot
J-21099-11 Drive Button
J-21099-9 Shaft
J-21099-12 " C ” Washer
BEARIN G NO. 1
Tool No. Tool Name
J-21099-4 Adapter
J-21099-5 No. 2 Pilot
J-21099-11 Drive Button
J-21099-9 Shaft
J-21099-12 " C " Washer
N O T E :
Before beginning camshaft
bearing installation, use
suitable tool to break
sharp corners and provide
chamfer on forward edge
of each bearing bore.
Figure 11 — Rem oving C am sh aft No. 4 (Rear) Bearing
be clean and smooth to allow free movement. Check fit of
each lifter in respective bore. If lifter to bore clearance is
excessive, select new lifter from service stock to provide
the proper clearance.
CORE HOLE PLUGS
Examine hole plugs in side and in ends of cylinder
block. Sound out plugs by tapping with a ham m er. If
plugs are deteriorated due to corrosion, they will collapse
or loosen when tapped with ham m er. Defective or loose
plugs must be replaced. W hen installing new plugs, coat
edge of core hole plug with sealing co m poun d and drive
plugs in squarely.
CHEVROLET SERIES 70-80 HEAVY DUTY TRUCK S H O P M A N U A L