Ford F100 1959 Shop Manual page 95

PART 1-4 - S U P ER DUTY V-8 ENGINES
I'
CAMS HAn, BEARINGS, AND TAPPETS
CAMSHAn
The camshaft and related parts are
shown in Fig. ]5.
aEM O VA L
1. Drain the cooling system and
the crankcase. Remove the air clean·
er. . Remove the fan, shroud, and
radiator. Remove the water pump,
intake manifold assembly. valve
rocker afm covers, valve rocker arm
shaft assemblies, the valve push rods
in seq uence, and the cylinder heads.
Remove the cylinder fronl cover, oil
level dipstick, and the oil pan. Re-
move the distributor, governor, and
the valve push rod cover.
2. Remove the valve lappets keep-
ing them in order
$0
Ihal they can
be
replaced in their original position
(Fig. 36).
J. Remove the crankshaft (ront oil
slinger. Align the timing marks on the
camshaft and crankshaft liming gears
(Fig. 31).
4. Remove the camshaft thrust
plate retaining bolts, then remove the
camshaft gear, spacer, thrust plate,
and camshaft as an assembly (Fig.
37).
IN STALLAnON
I. Oil the camshaft and carefully
slide it through the bearings with the
gear, spacer and thrust plate attached
(Fig. 37). Be sure the camshaft is
installed so that the timing mark on
the camshaft gear is aligned with the
timing mark on the crankshaft gear
(Fig. 31). Install the thrust plate reo
taining boilS and tighten them
10
12·15 foot·pounds torque.
If a new camshaft is to be installed,
remove the gear, spacer, and thrust
plate from the old camshaft and in·
stall them on the new camshaft, then
install the camshaft.
2. Install the crankshaft front oil
slinger, the cylinder front cover,
crankshaft damper, the water pump,
the oil pan, and the oil level dipstick.
3. Install the valve tappets in
sequence. Install the valve tappet
chamber gasket and cover and the
governor. Rotate the engine until No.
I piston is on T.O.C. Position the
distributor in the block with the rotor
at the No. I firing position and the
breaker points open, and install the
hold down clamp.
4. Install the cylinder heads, the
1-91
push rods in sequence, and the valve
rocker arm shaft assemblies. Perform
a preliminary valve lash adjustment.
Install the intake manifold assembly
and related parts. Install the distribu.
tor cap and connect the spark plug
wires and the coil high tension lead.
S. Install the fan, shroud, and
rad iator. Fill and bleed the cooling
system. Fill the crankcase with the
proper grade and quantity of engine
oil. Start the engine. Adjust the igni.
tion timing. Check all hose connec-
tions and gaskets for leaks. Operate
the engine until the engine tempera·
tures have stabilized, then check and
adjust the valve lash. Install the valve
rocker arm covers and the air cleaner.
BEARING REPLACEMENT
It will be necessary to remove the
engine {rom the chassis to replace
ca mshaft bearings. Camshaft bear·
ings are available pre-finished to size
for standard and 0.015 inch undersize
journal diameters. The No. 1 cam-
shaft bearing is not interchangeable
with the other bearings.
I.
Remove the engine, then re-
move the camshaft, the ftywheel, and
the crankshaft. Push the pistons to
the top of the cylinders to move the
connecting rods out of the way.
FIG.
36-Tapp et Re mova l o r Installation
FIG.
37 - Cams haft Re moval or Installation