SPECIFICATIONS
HEATING
AND AIR
CONDITIONING
SECTION
1A
Compressor
Make Frigidaire
Type
. 6
Cylinder Axial
Displacement
Four-Season
12.6
Cu.
In.
Universal
and
Ail-Weather
.... .10.8 Cu. In.
Rotation Clockwise
Compressor Suction
and
Discharge
Connector Bolt Torque
.......
25 ft lbs.
Compressor Clutch Coil
Ohms
(at
80°F.).
4.18-4.38
Amps
(at
80°F.)
2.86 @ 12
Volts
Torques
Rear Head
to
SheU Stud
Nut 23 lb. ft
Shaft Mounting
Nut 15 lb. ft
Belt Tension.
See
Tune-Up Chart
System Capacities
Refrigerant
R-12
Four-Season
and
Comfortron
Systems.
............
3 lbs., 12 oz.
Universal Systems
Chevrolet, Chevelle,
and
Camaro.
... 3 lbs.
Chevy
n 2 lbs. 8 oz.
All-Weather System
2 lbs. 8 oz.
Compressor
Oil 525
Viscosity
All Systems
11 oz.
Fuses
Comfortron Systems
.
Four-Season Systems
.
Universal Systems
. .
All-Weather System.
.
Fuse
Block
25
amp.
25
amp.
25
amp.
25
amp.
In
Line
30
amp.
30
amp.
20
amp.
20
amp.
SECTION
3
WHEEL ALIGNMENT SPECIFICATIONS (Vehicle
dt
Curb Weight)
Caster*
Camber*
Steering Axis
Inclination
tToe-In (Total)
Wheel Bearing
Adjustment
Preload
End Movement
Chevrolet
Pos.
3/4° ± 1/2°
Pos.
1/4° ± 1/2°
7-1/2° ± 1/2°
@l/8"
to 1/4"
12 ft lbs.
zero
.001"
to .008"
Chevelle •
(SS and El Camino)
Neg. 1/2° ± 1/2°
(All others)
Neg. 1° ± 1/2°
Pos.
1/2° ± 1/2°
8-1/4° ± 1/2°
1/8" to 1/4"
12 ft lbs.
zero
.001"
to .008"
Chevy n
Pos.
1° ± 1/2°
Pos.
1/2° ± 1/2°
7° ± 1/2°
1/4" to 3/8"
12 ft lbs.
zero
.000"
to .004"
Corvette
Pos.
1° ± 1/2°
Pos.
3/4° ± 1/2°
7° ± 1/2°
3/16" to 5/16"
12 ft lbs.
zero
.001"
to .008"
Camaro
Pos.
1/2° £ 1/2°
Pos.
1/4° ±1/2°
8 3/4° ± 1/2°
1/8" to 1/4"
12 ft lbs.
zero
.001"
to .008"
•Must not vary more than 1/2° from side to side.
@Toe-In (Total) should be 5/16" to 7/16" after rebuild using new bushings and ball joints.
tAdjust Toe-in with steering gear on straight ahead location after camber and caster have been set Any change
in caster and camber settings will affect toe; always recheck and set toe to specifications.
LET CHASSIS SERVICE MANUAL
SPECIFICATIONS
2
RIDING HEIGHT MEASUREMENT*
Chevrolet
All Biscayne
and Bel Air 2 and 4
Doors,
All Impala
and
Caprice
4
Doors
and
All Station Wagons
. . . .
All Impala
and
Caprice
2
Doors
. . . . .
5-1/8"
± 1/2"
5-3/8"
± 1/2"
Chevelle
All Sedans
SS Coupe
and
Convertible
El Camino
and
Station W*
1-3/811
± 1/2"
1-1/8"
± 1/2"
..
2" ± 1/2"
Chevy
u
All
4 and 6
Cylinder Standard
2 and 4
Doors,
All Station Wagons,
and 6
Cylinder Nova
4
Door
All
8
Cylinder Standard
2 and 4
Doors,
All
Nova
2
Doors
and 8
Cylinder Nova
4
Door
. . .
3-3/4'
3-1/4'
±
1/2'
±
1/2'
Corvette
With
327 or 427
Engine
. . . .
327 Engine with
A/C or 427
Engine with
A/C,
P.S.,.and
P.B
Convertible with
327
Engine, Hardtop,
A/C, P.S., P.B., and
Powerglide
427 Engine with Optional Suspension
.
2-1/2"
.
2"
1-1/2"
1-1/2"
±
1/2"
±1/2"
±
1/2"
±
1/2"
Camaro
With
230
Engine
..... . . .
With
250
Engine
.... ...
With
283 - 327 and
350 Engine
2-3/4"
2-7/8"
2-5/8"
± 1/2"
± 1/2"
± 1/2"
•Must be within 1/2" from side to side
BOLT TORQUES
TORQUES
Spherical Joint
Upper Stud
Nut
Lower Stud
Nut
Stud
to
Control
Arm Nuts (Service)
Lower Forging
Nut
Steering
Arm
Attaching Nuts
Shock Absorber
Upper Shaft
Nut
Lower Attachment
Bracket
to
Spring Tower
Stabilizer
Bar
Frame Bracket Bolts
Link Nuts
Strut
Rod
Rod
to Arm Nut
Adjustment
Nut
Front Spring
Spring Seat
to
Control
Arm Nuts
Lower Control
Arm
Inner Pivot Nuts
Upper Control Arm
Attaching Nuts
Collar Bolts
Brake Anchor Pin
Drum Brakes
Brake Anchor Bolt
Disk Brakes
Lower Control Arm
Cross Shaft Bolts
Front
Rear .
Wheel Stud Nuts
Chevrolet
50 ft. lbs.
80 ft lbs.
25 ft. lbs.
40 ft. lbs.
50 ft. lbs.
8 ft. lbs.
15 ft. lbs.
—
15 ft lbs.
8 ft. lbs.
70 ft lbs.
80 ft lbs.
115 ft lbs.
75 ft lbs.
45 ft lbs.
130 ft lbs.
—
65 ft lbs.
Chevelle
50 ft lbs.
80 ft lbs.
25 ft. lbs.
—
85 ft lbs.
8 ft lbs.
20 ft lbs.
—
15 ft lbs.
8 ft lbs.
—
80 ft lbs.
50 ft. lbs.
45 ft. lbs.
130 ft lbs.
—
65 ft lbs.
Chevy H
45 ft lbs.
45 ft lbs.
25 ft lbs.
—
65 ft. lbs.
8 ft lbs.
9 ft lbs.
9 ft. lbs.
9 ft. lbs.
10 ft. lbs.
45 ft lbs.
80 ft lbs.
30 ft lbs.
65 ft lbs.
50 ft. lbs.
50 ft lbs.
130 ft lbs.
_
—
65 ft lbs.
Corvette
45 ft lbs.
20 ft lbs.
20 ft lbs.
—
20 ft lbs.
10 ft lbs.
—
10 ft lbs.
10 ft. lbs.
—
95 ft lbs.
35 ft lbs.
40 ft lbs.
75 ft lbs..
70 ft lbs.
135 ft lbs.
75 ft lbs.
Camaro
50 ft lbs.
65 ft lbs.
25 ft lbs.
—
85 ft lbs.
8 ft lbs.
20 ft lbs.
.
—
15 ft. lbs.
8 ft._lbs.
_
85 ft lbs.
50 ft lbs.
45 ft lbs.
130 ft lbs.
_
—
65 ft lbs.
CHEVROLET CHASSIS SERVICE MANUAL
SPECIFICATIONS 3
REAR SUSPENSION
REAR AXLE
SECTION 4
CHEVROLET, CAMARO, CHEVELLE AND CHEVY II
Gear Backlash . . (.005"-.008" preferred) .003"-.010"
Pinion Bearing Preload (in. lbs.)
New 20-30
Used . 5-15
Lubricant Capacity
Large Carrier 4-1/2 pints
Small Carrier 3-1/2 pints
Bolt Torques (Ft Lbs.)
Carrier Cover 20
Ring Gear 50
Differential Bearing Caps 55
Filler Plug . . 20
Differential Pinion Lock . 20
CORVETTE
Gear Backlash . (.
005"-,
008"
preferred). . .003"-.010"
Pinion Bearing Preload (in. lbs.)
New 20-25
Used 5-15
Lubricant Capacity 3-3/4 pints
Bolt Torques (Ft Lbs.)
Carrier Cover 50
Ring Gear . 50
Differential Bearing Caps . 55
Filler Plug 20
Differential Pinion Lock 20
Type
Heavy Duty Axle
Light Duty Axle
Bolt Torque (ft lbs.)
Spring Retainer
Control Arm Upper
Front Bracket
Upper Bushings
Lower Bushings
Shock Absorber
Upper Nut
Upper Bracket
Lower Nut
Spring Shackle
Front
Rear
Tie Rod
Attaching Nuts
Stud to Axle Bracket
Universal Joint
Companion Flange
Transmission Yoke
Wheel Stud Nuts
Axle Drive Shaft
to Spindle
to Yoke
Chevrolet
4-Link
System
3-Link
System
25
55
70
110
15
65
65
110
15
65
Chevelle
4-Link
System
80
80
12
65
15
65
Chevy H
Semi-Elliptic
Tapered
Single Leaf
40
10
10
50
55
50
15
65
Camaro*
Semi-Elliptic
Tapered
Single Leaf
50
8
10
45
100
50
15
65
Corvette
Independent
Three-Link
System
65
50
35
15
15
75
75
15
@ Station Wagon all
4-Link
System
CHEVROLET a
SfRVK
SPECIFICATIONS
4
Stabilizer Shaft
Bracket to Frame
Bracket to Torque Arm
Link Bushings
Rebound Bumper to Frame
Crossmember to Frame
Crossmember to Carrier
Carrier Front Support
to Crossmember
Front Bolt
Rear Bolt
Drive Spindle Nut
Drive Spindle Support
to Torque Arm
Strut Rod
to Spindle Support
Bracket to Carrier
Camber Cam
Torque Arm Pivot
Spring Link Bolt to
Torque Arm
Wheel Alignment #
Camber (Degrees)
Toe-in (Total)
Chevrolet
Chevelle
Chevy II
I
Cama.ro
j Corvette
i
|
120
1
120
25
j
. ' 20
25
!
60
\
65
!
50*
50
100*
30
80*
45
65
50
Install nut to expose hole (Corvette
then insert cotter pin. only)
-
Neg.
1/2° ± 1/2°
1/32" to 3/32"
©Station Wagon All 4-Link System
•Plus additional torque necessary to line up cotter pin hole.
# Camber must not vary more than 1/2 degree from side to
set.
side.
Toe setting must be made after camber is
RIDING
HEIGHT
Body Style
2 Door Sedan
4 Door Sedan
4 Door Sport Sedan
Sport Coupe
Convertible
Station Wagon
Sedan Pickup
Super Sport Coupe
&
Convertible
6-1/2"
6-7/16"
6-7/16"
6-1/2"
6-7/16"
6-7/8"
± 3/8".
±3/8"
±3/8"
± 3/8"
± 3/8"
± 3/8"
5.0" ±
5.0" ±
5.0" ±
4-3/4"
6-1/2"
6-1/4"
6-3/8"
3-3/8"
3/8"
3/8"
3/8"
± 3/8"
± 3/8"
± 3/8"
± 3/8"
± 3/8"
6-1/8"
6-1/16'
4-15/16'
5-13/16
± 3/8"
± 3/8"
1
± 3/8"
*
± 3/8"
5-1/4"
± 3/8"
5-3/16" ± 3/8"
All settings are made at curb weight.
CHEVROLET
CHASSIS SERVICE MANUAL
SPECIFICATIONS
5
BRAKES
SECTION
5
Type
Brake Drums
Diameter
Maximum
Out of Rou
Maximum Rebor©
id
Brake Shoes
Width Front
Rear
Length Primary
Secondary
Wheel Cylinder Diameter
Front
Rear
Chevrolet
Chevelle
Chevy
H
Camaro
Duo Servo Self Adjusting
11"
9-1/2
9-1/2
.008"
.060"
2-3/4
2
9-1/4
11-41/64
1-3/16
1
2-1/2
2
9
9-3/4
1-1/8
15/16
1-1/16
7/8
2-1/2
2
9
9-3/4
1-1/8
15/16
Corvette
Disc
2-7/32
5-31/32
1-7/8
1-3/8
TORQUE CHART
APPLICATION
Brake Pipe Distribution
and
Switch Assembly Mounting
Screws
Main Cylinder
to
Firewall
Mounting Nuts
Push
Rod
Clevis
Nut
Brake Hydraulic
Pipe
to
Main
Cylinder
and
Switch Connections
Brake Hose
to
Brake
Assembly Connection
Parking Brake Equalizer
Check
Nut
Hydraulic Brake
Pipe Connections
Rear Brake Hose
to
Rear
Brake Line "T" Connection
Caliper Half Retaining Bolts
Caliper
to
Mounting Bracket
Retaining Bolts
Chevrolet
24
lb. ft
14
lb. ft
100
lb. in.
(Front Line)
115
lb. in.
(Rear Line)
23
lb. ft
85
lb. in.
110
lb. in.
113
lb. in.
130
lb. ft
130
lb. ft
Chevelle
60
lb. in.
24
lb. ft
14
lb. ft
115
lb. in.
23
lb. ft
85
lb. in.
100
lb. in.
(Front)
120
lb. in.
(Rear)
113
lb. in.
130
lb. ft
130
lb. ft
Chevy
n
150
lb. in.
24
lb. ft
14
lb. ft
115
lb. in.
2^
lb. ft
—
100
lb. in.
65
lb. in.
130
lb. ft
130
lb. ft
Camaro
24
lb. ft
14
lb. ft
115
lb. in.
23
lb. ft
85
lb. in.
100
lb. in.
113
lb. in.
130
lb. ft
130
lb. ft
Corvette
90
lb. in.
24
lb. ft.
14
lb. ft.
115
lb. in.
23
lb. ft
70
lb. in.
100
lb. in.
113
lb. in.
130
lb. ft
130
lb. ft
CHEVROLET CHASSIS SERVICE MANUAL
SPECIFICATIONS 6
ENGINE
SECTION 6
GENERAL DATA:
Type
Displacement
Horsepower
@
rpm
Torque
@
rpm
Bore
Stroke
Compression Ratio
Firing Order
CYLINDER BORE:
Diameter
Out of
Round
Taper
. Production
Service
Produc-
tion
Thrust
Side
Relief
Side
Service
PISTON:
Production
Service
PISTON RING:
C
O
M
P
K
E
g
S
I
o
0
r
L
Clear-
ance
Groove
Gap
Groove
Clear-
ance
Gap
Production
Top
2nd
Service
Production
Top
2nd
Service
Production
Service
Production
Service
IN LINE
153
90
@
4000
152
@
2400
3-7/8"
194
120
4400
177
2400
3-9/16"
230
140
@
4400
220
@
1600
250
155
@
4200
235
@
1600
V8
283
195
@
4600
285
@
2400
3-7/8"
3.25"
3.53"
8.5:1
1-3-4-2
3.8745"
3.8775"
1-5-3-6-2-4
3.5620"
3.5650"
3"
9.25:1
327
210
@
4600
320
@
2400
275
@
4800
355
@
3200
300
@
5000
360
@
3400
325
@
5600
355
©
3600
350
5800
360
3600
350
295
@
4800
380
@
3200
4"
3.25"
«.75:1
10.0:1
11.0:1
3.48"
396
325
@
4800
410
@
3200
350
@
5200
415
3400
4-3/32"
427
385
5200
460
@
3400
390
@
5400
460
3600
400
@
5400
460
3600
425
N.A.
N.A.
435
@
5800
460
@
4000
4-1/4"
3.76"
10.25:
L
N«A.
11.0:1
1-8-4-3-6-5-7-2
3.8745"-3.8775"
,005"
(Max.)
.0005"
(Max.) -'
3.9995n-4.0025"
4.0925"
4.0995"
.001"
(Max.)
.002"
(Max.)
.0005"
(Max.)
.001"
(Max.)
v005» (Max.)
4.2495"-4.2525"
.OOO5»-.OO11
"
.0025"
(Max.)
.0012"-.0027"
.0012"-.0032"
;•
.0020"
.0035"
.0020"
.0040"
.0012"-.0O27"
.0012"-.0032"
.010"-.020"
.010"-.020"
.000"-
.015"-
.01S
.01;
.005"
.055"
Hi Limit
"-.023"
l"-.025"
Hi Limit
Hi Limil
.0024"
.0030"
.0050"
(Max.)
.0005"
.0007"
.0013"
.0009"
.0015"
.0025 (Max.)
.0012"-.0032"
.0012"-.OO27"
Production .001"
.010"-.020"
.013"-.023"
Production .01"
: Production .001"
f0012"-.0032
.0012"-.0032
.0054"
.0063"
.0085"
(Max.)
ii
tt
.0037"
.0043"
.0065"
(Max.)
.010"-.020"
.010"-.020"
.0012"-.0060
.010"-.030
t
t
Hi Limit Production .01"
CHEVROLET CHASSIS S8RVICE MANUAL
SPECIFICATIONS 19
STEERING
SECTION 9
STANDARD STEERING
Item
Steering
Gear
Linkage
Ratio
#
Type
Gear
Overall
Type
Location
Tie Rods
Chevrolet
24:1
31:4.1
Rear
Chevelle
24:1
28:1
Front
Chevy II
Recirculating Ball
20:1
25.4:1
Parallel Relay Rod
Rear
2
Camaro
(*)
Rear
Corvette
16:1
Road 20.2:1
Fast 17.6:1
Rear
Model and/or Option
L6-
All,
327
V-8 Sed., A/C
327V-,8 Cpe
350 V-8 All
Special Steering
Gear Ratio
28:1
24:1
24:1
24:1
Overall Ratio
28:1
24:1
24:1
21.6:1
POWER STEERING
Pump
Steering
Gear
Type
Pressure
Type
Ratio
Gear
Overall
Vane Impeller
1000-1100
870-1000
900-1000
Integral Recirculating Ball
17.5:1
21.3:1
17.5:1
20.4:1
870-1000
Recirculating
Ball
900-1000
Integ. Recirc. Ball
17.5:1
17.5:1
870-1000
Recirculating
Ball
17.6:1 Only
ADJUSTMENT SPECIFICATIONS- STANDARD STEERING
Adjustment
Worm Bearing Preload
Sector Lash Adjustment
Total Steering Gear Preload
Torque to Turn Worm Shaft
5 - 8 Lb. In.
4-10 Lb. In. in excess of above
16 Lb. In. Maximum
ADJUSTMENT SPECIFICATIONS-POWER STEERING
Ball Drag
Thrust Bearing Preload
Over Center Preload
Total Steering Gear Preload
Chevrolet, Chevelle, Camaro
3 Lb. In. Max.
1/2 - 2 Lb. In. in excess of valve assy, drag
3-6 Lb. In. in excess of above
14 Lb. In. Max.
Chevy n
Worm Bearing Preload
Sector Lash Adjustment
Total Steering Gear Preload
1-1/2 -5-1/2 Lb. In.
3 - 7 Lb. In. in excess of above
11 Lb. In. Max.
Corvette
Same as
Standard Steering
CHEVROLET CHi
SERVICE MANUAL
SPECIFICATIONS 20
TORQUE CHART
Steering Gear Mounting
Bolts
Pitman Shaft Nut
Steering Wheel Nut
Steering Wheel Nut-Tilt
Steering Coupling Nuts
Steering Coupling Clamp
Bolts
Tie Rod End Nut
Tie Rod Clamp Nut
Idler Arm Mounting Nut
Steering Wheel to
Hub (Wood)
Steering Damper Bracket
Frame Nut
Steering Damper Bracket
Relay End Nut
Steering Damper to
Bracket Nut
Steering Damper Bracket
Relay Rod Bolt
Power Steering Pump
Pulley
Power Steering Mounting
Bolt
Power Steering Mounting
Nut
Power Cylinder to Relay
Rod Nut
Power Cylinder to Frame
Bracket
Control Valve to Pitman
Arm
Control Valve Clamp
Bolt
Steering Shaft to Gear
Clamp Nut
Chevrolet
70 lb. ft.
Chevelle'
70 lb. ft.
Chevy H
30 lb. ft.
Camaro
68 lb. ft.
Corvette
30 lb. ft.
140 lb. ft.
^ . 35 lb. ft.
1 lb. in.
1 lb. in.
18 lb. ft.
30 lb. ft.
—
—
1 lb. in.
—
18 lb. ft.
30 lb. ft.
—
35 lb. ft.
130 lb. in.
40 lb. ft.
25 lb. in.
—
— •
—
.—
—
—
v —
—
-
—
—
—
—
25 lb. in.
—
—
—
18 lb. ft.
25 lb. ft.
30 lb. ft.
25 lb. ft.
60 lb. ft.
20 lb. ft.
25 lb. ft.
— .
• ' —
, —
—
-
—
, .p-
—
-
45 lb. ft.
30 lb. ft.
45 lb. ft.
20 lb. ft.
35 lb. ft. .
—•
—
—
45 lb. ft.
25 lb. ft.
.
45 lb. ft.
20 lb. ft.
—
CHEVROLET CHASSIS SERVICE MANUAL