Chevrolet 10 Series 1967, Service Manual

Page: 297 / 605

ENGINE 6-17
8
. F ill cooling system.
9. Install manifold assembly as outlined.
10. Install and adjust valve mechanism as outlined.
NOTE: Do Not install rocker arm cover.
11. Start engine and allow to warm up retorque cylinder
head and readjust valves.
Oil Pan
Removal
Except GS 10-20 Series
1. Disconnect battery ground cable then remove starter.
2. On CS 10-20-30.
a. Remove engine front mount bolts (frame bracket-
to-mount).
b. Using a suitable jack with a flat piece of wood
(to prevent damaging oil pan), raise engine enough
to insert 2" x 4” wood blocks between the engine
mounts and frame brackets.
3. Drain engine oil.
4. Remove oil pan and discard gaskets and seals.
GS 10-20 Series
1. Disconnect the battery ground cable.
2. Remove the fan and pulley as outlined in Section
6
K.
3. Remove the engine splash shields and the starter.
4. Remove the engine front mount bolts (frame bracket-
to-mount).
5. On vehicles equipped with automatic transmissions,
remove the cooler lines.
6
. Drain the radiator and disconnect the lower radiator
hose at the radiator.
7. Remove accessory drive pulley (if so equipped).
8
. Remove the shroud.
9. Install Tool J - 6978-1 on the torsional damper. Place
the shoulder of the tool toward damper (fig. 5L).
10. Place a suitable jack, or jack stand under Tool
J-6978-1 and raise the engine enough to clear the
front mounts (fig. 5L).
11. Remove the crossmember to frame bolts and lower
the crossmember to rest on the front springs.
12. Remove oil pan and discard gaskets and seals.
CAUTION: If any further operations are to be
performed or the oil pan is not being reinstalled
immediately, the crossmember should be re-
installed and the engine lowered.
Installation
1. Thoroughly clean all gasket sealing surfaces.
2. Install new rear seal in rear main bearing cap.
3. Install new front seal on crankcase front cover
pressing tips into holes provided in cover.
4. Install new side gaskets on cylinder block (fig.
6
L).
5. Install oil pan and torque bolts to specifications.
NOTE: Bolts into crankcase cover should be
installed last. They are installed at an angle
and holes line up after rest of pan bolts are
snugged up.
6
. Complete installation as follows:
Fig . 5 L—Supporting the Engine ( G .S . 100-200)
Fig . 6L—O il Pan G asket and Seal Location
CHEVROLET TRUCK SERVICE M ANUAL