56
CADILLAC SPECIAL DATA & SHOP NOTES
MOOD ASSEMBLY
1946-47 MODELS
HOOD LOCK: Radiator ornament controls manual
and automatic safety catch. To raise hood, tilt ornament back, lift up on forward edge of hood.
CAUTION—Do not hold radiator ornament down
when closing hood (will damage manual catch).
Hood Latch Bar Adjustment—Hood latch bar should
be %' above lower edge of hood reinforcing panel
(under hood nose) with radiator ornament down.
This clearance can be obtained by lengthening or
shortening radiator ornament link at turnbuckle.
Latch bar catches on radiator shroud provided with
elongated mounting holes and catches should be
moved forward until hood fits snugly when closed.
1948-53 MODELS
HOOD LOCK (60S, 61, 63—1948, All Series—1949-53:
Hood hinged at cowl with locking handle at lower
left side of Instrument panel. Safety catch under
front edge of hood.
Lock Plate Adjustment—Loosen lock plate capscrews at radiator shroud, lower hood slowly to
allow pilot to center lock plate, raise hood without
disturbing position of plate, tighten capscrews.
Check hood safety catch as directed below.
CAUTION—If lock plate tightened out of position. It Is
possible hood may be locked MO that it cannot be opened.
Hood Lock Control Cable Adjustment—Raise hood,
lush hood lock handle on Instrument panel in,
oosen lock cable anchor block screw, adjust for
1/16" clearance between anchor block and lock
plate action lever, tighten anchor block screw.
Hood Safety Lock Catch Adjustment—Raise hood,
loosen 2 safety lock catch capscrews on radiator
shroud, lower hood until safety latch engages catch,
position catch for a minimum of %" engagement on
latch, tighten capscrews.
1948 MODELS
HOOD LOCK (75,76): Hood hinged at cowl with radiator ornament hood lock. Ornament controls both
lock and safety catch.
Hood Ornament Adjustment—Close hood, set ornament on high point of cam (midway between locked
and unlocked position), insert VA" drill between
goddess and top of ornament base just ahead of and
touching ornament hook (setting correct when drill
touches at these three points). To adjust, loosen
lower Jam nuts, shift striker pin to rear (if clearance excessive) or to front (If insufficient clearance), tighten Jam nuts. Tension to unlock hood
should be 25-30 lbs. (check with spring scale hooked
under neck of goddess). Adjust by raising or lowering striker pin and roller (without disturbing foreand-aft position).
1946-47 MODELS
HOOD REMOVAL: All Models except 73. To remove
hood, raise hood and prop front end up. Disconnect
hood prop at each side by taking out pivot pin In
lower end of prop at fender alignment bracket.
Mark hood hinge position on cowl (when re-assembled to these marks hood alignment will be retained) . Remove three cap screws at each hinge and
lift off hood assembly.
Model 75—To remove hood, raise hood, prop front
end up. Remove counter-balancing springs at bottom using Tool J-1638, take out two shoulder cap
screws from hood links to cowl bracket, lift off hood.
f
1948-49 MODELS
HOOD REMOVAL: Remove nut in strainer at hood
center moulding. Take out two hood-to-hinge bolts
at each hinge (if shims used at this point, replace
same number when reassembling). Lift off hood
panel.
Hood Alignment—Hood fit to cowl can be adjusted
by adding or removing shims at hood-to-hinge
bolts. Hood panel bolt holes are enlarged to permit
fore-and-aft or side-to-side hood adjustments.
1950-55 MODELS
HOOD REMOVAL: Scribe location of hinge where it
is attached to hood, to aid in repositioning hood on
installation. Remove nut holding center of hood
hinge reinforcement to hood panel center moulding. Remove three screws holding each side of hood
hinge assembly to hood panel. Remove hood, being
careful not to damage finish.
Hood Adjustment—Loosen hinge to cowl mounting
screws, install a short %" diameter pin in hole in
hinge, and move hinge until pin will also enter
hole in cowl. Rotate hinge assembly upward and
rearward around pin as far as possible and tighten
screws. Loosen three hinge to hood panel attaching
screws at each side. Elongated holes at each side
provide fore, aft, and side to side adjustment of
hood. Loosen hinge reinforcement to hood center
moulding attaching nut. Move hood forward or
rearward until clearance between rear edge of hood
panel and body cowl is equal on both sides. Position
rubber bumpers in channel along top of cowl ledge
so hood is level with body at the cowl. (NOTE;—
variable thickness rubber bumpers are available).
Adjust hood rear guide to prevent binding when
opening hood. Tighten hinge to cowl screws on both
sides, and hinge reinforcement to center moulding
nut. Loosen hinge to cowl screws on both sides, and
with pins in locating holes, revolve hinge slightly
to secure the tightness, while maintaining an even
spacing between cowl and rear edge of hood.
Tighten hinge to cowl screws. Adjust the rubber
bumpers on each side of cowl above fenders to contact sides of hood when in closed position. Three
notches in hood spring lower bracket provide additional adjustment of hood If necessary.
YDGOTENIING SPECDFDCATONS
1946-47-48 MODELS
F t Lbs. In. Lbs.
Cylinder Head Bolts
70-75
840-900
Main Bearing Caps
_
140-150.... 1680-1800
Connecting Rod Bolts
_
60-65
720-780
Flywheel to Crankshaft
65-70
780-840
Engine Rear Supports
50-60
600-720
Intake & Exhaust Manifold
25-30.
300-360
Crankshaft Counterweights
145-155....1620-1740
Clutch Cover Mounting Screws....20-25
.240-300
Axle Shaft Hub Nuta..._
.... .285-315....3420-3780
Hydra-Matlc Drive Cars:
Trans, to Bell Housing
80-90
980-1080
Bell Housing to Crankcase
45-50
540-600
Flywheel to Flywheel Cover
30-35
360-420
Flywheel to Crankshaft
70-75
840-900
1949-52 M DELS
F t Lbs.
In. Lbs.
Cylinder Head Bolts
_ 65-70
780-840
Main Bearing Caps
_... 90-100 1080-1200
Connecting Rod Nuts
_. 35-40 ._... 420-480
Flywheel to Crankshaft (H-M).. 70-75
840-900
Flywheel to Crankshaft (S-M).... 65-70
780-840
Manifolds to Head
25-30
300-300
1953-55 MODELS
Cylinder Head
Intake Manifold
Exhaust Manifold
Oil Pan Screws
Oil Pan Nuts
Main Bearing Caps
Flywheel
. . .
Vibration Dampener
Con Rod Caps
Camshaft Sprocket
Water Pump Mounting
Oil Pump Mounting
Flywheel Housing (Upper)
Flywheel Housing (Lower)
Ft. Lbs.
65-70
25-30
25-30
10-12
15-18
90-100
80-85
60-65
40-45
15-18
25-29
25-30
. 45-50
25-30
ENGINE
1946-48 MODELS
ENGINE REMOVAL: Remove the engine assembly
from car as follows: Jack up all four wheels and install a stand at each wheel, drain cooling system;
disconnect battery cables, engine ground strap (at
right front engine support), universal joints at each
end of propeller shaft, and support engine at rear
with a bar or Jack. Loosen transmission and slide
back Into frame X-member and place support
under front end of transmission. (NOTE!—HydraMatlc transmission must be removed from car—
Refer to Transmission Section for the Hydra-Matlc
Drive article for removal data). Remove clutch release mechanism from clutch housing. Take off
hood (see Hood Removal above). Disconnect and
remove accessories from cowl and engine (heater
hose, radio ground cables, windshield washer, etc.).
Take off all water hoses, air cleaner, carburetor,
carburetor control linkage, fan belt, generator and
water pump belt, generator, fan. and distributor.
Disconnect exhaust pipe at right manifold and gasoline line at fuel pump. Place board or piece of
sheet metal over radiator core to prevent damage to
core while hoisting engine out of car. Loop rope
under crankshaft pulley, then up and around exhaust crossover manifold. Attach hoist to rope and
tighten hoist to take slack out of rope, then disconnect front engine supports (one on each side).
Engine can then be lifted out of chassis.
1948 Cars—Remove distributor on these cars to
avoid hitting cowl when engine hoisted from chassis.
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