Cylinder Block - View From Left Front - Pontiac Grand Prix Service Manual

1969
PONTIAC SERVICE MANUAL
SERIAL NUMBER
PAD
OIL GALLERY PLUGS
TIMING CHAIN
COVER GASKET
Fig. 6-128 Cylinder Block
-
View From Left Front
6. Check oil passages to right bank lifter bosses. Use
The camshaft rear plug should be driven in to a depth
rubber hose to blow smoke in passage from front main of 3/10" from the rear surface of the block.
bearing to right main oil gallery while observing for
smoke passing out passages from right gallery to lifter
All other plugs should be driven in until the outer edge
bosses (Fig. 6- 129).
is flush with the surrounding surface.
7. U s e wire to check two drain holes in lifter gallery
FITTED BLOCK ASSEMBLY
(Fig. 6- 127).
Fitted block contains pistons, rings, pins and camshaft
INSTALL
NEW PLUGS bearings.
The following plugs can be installed by driving into
DISASSEMBLE
place, using a flat piece of metal or hard wood bearing
against the outer surface: Camshaft plug, water Jacket
1. Remove flywheel housing and clutch assembly.
plugs, rear oil gallery plug in block, cylinder head and
core hole plugs.
2. Remove flywheel and mount engine in holding
stand.
Front oil gallery plugs in the block must be driven into
place, using a tool which bears against the bottom of
3. Remove motor mounts and linkage bracket.
the plug. A 1 /2"
x
3" bolt will make a satisfactory tool
for t h i s purpose.
4. Remove generator and mounting bracket.