Page 633 of 659

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
Page 634 of 659

SPECIFICATIONS 7
Displacement
~
Horsepower
PISTON PIN:
Diameter
Clear an
ce
Production
Service
Fit In Rod
CRANKSHAFT:
Main
Journal
Mai
Bear!
Cleara
Diameter
Taper
Out of
Round
n
ing
nee
Production
Service
Production
Service
Production
Service
Crankshaft End Play
Crank-
Rod Be
Cleara
Diameter
Taper
Out of
Round
aring
nee
Production
Service
Production
Service
Production
Service
Rod Side Clearance
CAMSHAFT:
Lobe Lift ± .002"
Intake
Exhaust
Journal Diameter
Camshaft Runout
153
90
194
120
230
140
250
155
283
195
327
210
275 J300
325
350
350
295
396
325
350
427
385
390
400
425
435
.9270"-.9273"
.00015"-.00025"
.00045"
.00055"
.0015"
.0025"
.9895"-.9898"
.0O025"-.00035"
.00030"
.00040"
.001"
(Max.)
.0008"-.0016" (Interference)
All
2.298S"-2.2993"
#1
2.2984"-2.2993"
#2-3-4
2.2983"-2.2993"
#5
2.2978"-2.2988"
#1-2-3-4
2.4483"-
2.4493"
#5
2.4478"
2.4488"
#1-2
2.7487"-2.7497"
#3-4
2.7482"-2.7492"
#5
2.7478"-2.7488"
.0002"
(Max.)
.001"
(Max.)
.0002"
(Max.)
.001"
(Max.)
All
.0003"-.0029"
#1
.0008"-.0020"
#2-3-4
.0018"-.0020"
#5
.0010"-
.0036"
#1-2-3-4
.0008"-
.0020"
#5
.0018"-
.0034"
#1-2
.0004"-.0020"
#3-4
.0009"-.0025"
#5
.0013"-.
0029"
.004"
(Max.)
.002"-.006"
.003"-.011"
1.999"
-2.000"
2.099"-
2.100"
.006"-.010"
2.199"-2.200"
.0003"
(Max.)
.001"
(Max.)
.002"
(Max.)
.001"
(Max.)
.0007"-.0027"
.0007"-.0028"
.004"
(Max.)
.OO85"-.O135"
.009"-.013"
.015"-.021"
.019"-.025"
.1712"
.1712"
.1896"
.1896"
.2217"
.2217"
.260"
.2733"
".2981"
.2981"
1.8682"-1.8692"
.260"
.2733"
.2714"
.2714"
.3286"
.3412"
.3057"
.3057"
1
1.9482"-.1.9492
, . .0015" (Max.)
CHEVROLET CHASSIS SERVICE MANUAi
Page 635 of 659

SPECIFICATIONS
8
Displacement
Horsepower
VALVE SYSTEM:
Lifter
Rocker
Arm
Ratio
Valve Lash
Intake
Exhaust
Face Angle
(Int.
&
Exh.
Seat Angle
(Int. & Exh.)
Seat Runout
(Int. & Exh.)
Seat Width
Stem
Clearani
Valve
Spring
(Outer)
Valve
Spring
(Inner)
Damper
Intake
Exhaust
Production
Int.
Exh.
Service
Free Length
Pressure
lbs.
@
in.
Closed
Open
Installed Height
±1/32"
Free Length
Pressure
lbs.
@
in.
Closed
Open
Installed Height
±1/32"
Free Length
Approx,# of Coils
153
90
194
120
230
140
250
155
283
195
327
210
275
300
325
350
350
295
39e
325
350
427
385
390
400
425
435
1.75:1
Hydraulic
1.50:1
One
One
Mechanical
1.70:1
Turn Down From Zero Lash
Turn Down From Zero Lash
.022"*
.024"*
.024"*
.028"*
...••:•:••
••-•. , 45« •
46°**
.002"
(Max.)
1/32" - 1/16"
1/16" - 3/32"
.0015"-.0032"
.0010"
-.0027"
.0010"-.0027"
<0010It-.0025"
.0012
'-.0027"
Hi Limit Production
+ .001"
Intake
- .002"
Exhaust
2.08"
78-86
@
1.66"
170-180
@
1.26"
1.92"
54-64 @
170-184
@
1.33"
1.90"
1.66"
180-
192
@
1.27"
1
21/32
2.03"
.
. N.A. ' ' .
N.A."
1
5/32
2.11"
84-96
@
1.88"
210-
230
@
1.46"
2.09"
94-106
...©••
1.88"
303-327
@
1.38"
1
2.21"
69-81
@
1.88"
181-205
@
1.32"
7/8
N.A.
1.94tf
4
N.A.
N.A.
N.A.
N.A.
N.A.
1,94"
4
: •
1.94"-2.00"
3
3/4
2.12"
37-45
@
1.78"
92-110
@
1.22"
13/4
2.07'*-
1.95
»
4
1/3
2.09"
94-106
®
1.88"
303-327
@
1.38"
N.A.
.
N.A.
NJl.
1.94"-
2.00"
3 3/4
*Engine at operating temperature and running.
••Aluminum Heads 45°
CHEVROLET CHASSIS SERVICE MANUAL
Page 636 of 659

CARTER
HOLLEY
Carburetor
One Barrel
YF
Four Barrel 4150
Four Barrel
4160
Two Barrel
2100
Prim.
Sec.
Prim,
Engine Displacement
(Horsepower)
153
250
194
230
250
230
250
194
327
(325)
427
(425)
327
(325
396
(350)
327
(300)
327
(350)
427
(390)
396
(350)
327
(300)
327
(350)
427
(390)
427
(400)
427
(435)
427
(400)
427
(435)
427
(400)
Transmission
Auto.
Syn.
Auto.
Syn.
Auto.
Syn.
Syn.
Syn.
Syn.
Syn.
Auto.
Syn.
All
Syn.
Auto.
Syn.
All
All
Syn.
All
Auto.
Part Number
(Mfg. Number)
i
I
sf
i
CO
52
2
1
8
Float
Level
Mechan-
ical
Primary
7/32"
.170"
.350"
170"
.350'
Secondary
.300"
.450'
.300'
Final
Use Sight Plug
Use Sight Plug
Float Drip
1-3/16"
Accelerator Pump
.015"
Idle Vent
Mechanical
.065"
.065'
Fast Idle
.025"
.035*
.025'
Final
2200
RPM
2000
RPM
2200
RPM
2000
RPM
2200
RPM
Choke, Vacuum Break
.220"
.240" .220"
.240"
,240f
.190"
.350'
.190'
.175'
.190"
.175"
.175'
,175f
.250"
.250"
Choke Unloader
.250"
.265"
.350"
.265"
.275'
.275"
Thermostat Choke
Rod
1/2
to 1 Rod
Diameter Interference
Secondary Stop
1/2 Turn After Contact
Main Meter-
ing
Jet
Primary
.096
.1015
.1015 .1023
.104
,104
#67
Secondary
#74
Metering
Rod
.0645
.047
Throttle Bore
.071
.049
.076
.051
.074
.048
.078
.051
.040
.078
.052
.045
#67
#72
#69
.073
#70
.073
#65
.076
#65
.073
#70
.073
#71
.073
#63
.076
#67
.073
#64
.076 #62
.078
.052
.045
Primary
1-11/16"
1-9/16
Secondary
1-9/16
1-3/4
1-3/4
1-9/16
1-9/16
1-1/2 1-3/4
1-1/2
i
With
Air
Injection Reactor System
#74
-
Choke Side.
#78 -
Throttle Lever Side
#82
-
Choke Side,
#80 -
Throttle Lever Side
Page 637 of 659

Carburetor
One Barrel
BV
ROCHESTER
Two Barrel
2GV
©
Quadra-Jet Four Barrel
4MV
©
Engine Displacement
(Horsepower)
194
194
230
230
250
250
283
327
(210)
283
327
(210)
283
327
(210)
283
327
(210)
283
327
(210)
283
327
(210)
283
327
(210)
283
327
(210)
327
(275)
350
(295)
327
(275)
350
(295)
396
(325)
427
(385)
(325)
427
(385)
327
(275)
350
(295)
327
(275)
350
(295)
396
(325)
427
(385)
396
(325)
427
(385)
Transmission
Auto
Syn.
Auto.
Syn.
Auto.
Syn.
Auto.
Syn.
Auto.
Syn.
Auto.
Auto.
Syn.
Auto,
Syn.
Auto,
Syn.
Auto.
Syn.
Auto.
Syn.
Part Number
to
•g
Float Level
1-9/32"
3/4"
9/32"
Float Drop
1-3/4"
1-3/4"
Accelerator Pump
1-1/8'
13/32"
Inner Hole
Idle Vent
.050'
3/8'
Fast Idle
Mechanical
3 Turns After Contact
Running
2200
RPM
2000
RPM
2200
RPM
2200
RPM
Carburetor Choke
Rod
90"
.100"
.90"
.100"
.90'
.100'
.060'
.100"
Choke Vacuum Break
140"
160"
.140" .160" .140" .160"
.110"
.120" .110" .120" .110" .130" .110
,130'
160"
.200"
.160" .240'
.160'
.200"
.16(F .240'
Choke Unloader
.350"
.215"
.260"
.300"
.260'
.300"
Thermostat Choke Rod
1/2 to 1 Rod Diameter Interference
1/2 to 1 Rod Diameter Interference
Air Valve Spring
7/8 Turn
Air Valve Lockout
.015"
(Auto. Trans. Only)
Secondary Opening
75%
Min. Contact (Syn. Trans. Only)
Secondary Lockout
.010"
(Syn.
Trans. Only)
Main Meter-
ing
Jet
Primary
059"
.060'
.058"
.059"
.058"
.060"
.052"
.054"
.052"
.054"
.052"
.054'
.052"
.054'
.071'
Throttle
Bore
Primary
1-9/16"
1-7/16"
1-3/8"
Secondary
2-1/4"
Air Valve Dashpot
.015"
With
Air
Injection Reactor System
With
Air
Conditioning
Page 638 of 659
Page 639 of 659

SPECIFICATIONS
12
TUNE UP CHART
E
N
G
I
N
E
Type
Displacement
Horsepower
Compression ®
srp
;•
D
S
R
I
B
TT
T
o
R
Make
0.
Number
Standard
Cold
Gap
Point Dwell
Point Gap
1 ,
Arm Spring Tension
Condenser
T
I
M
j
N
G ®
Drive
Belts
Exc.
A.I.R.
AXR.
Syn.
Auto.
Syn;
Auto.
Fan & P/S
A/C Compressor
A.LR. Pump
Air Cleaner
Valve
Lash
Idle
<§>
Fuel.
Pump
Inlet
Exhaust
<§)
Exc.
A.LR.
A.LR.
Syn.
Auto.
Syn.
Auto.
Pressure
Volume
Crankcase Vent
In Line
153
90
194
120
230
140
250
155
130
AC
AC
31° -
46N
44N
• 34°
V8
283
195
150
AC 45
AC 44
327
210
275
300
160
325
350
150
350
295
396
325
350
427
385
390
400
160
AC 44
AC 43
425
435
150
AC 43N
AC C42N
.035
28° - 32°
.4)16"
(Used) .019" (New)
<
19 - 23 Ounces
4°B
4°B
4°B
4°B
2°B
4°B
4°B
4°B
4°B
4°B
28
- 32 (
yz.
19 - 23 oz.
.18 - .23 Microfarad
4°B
4°B
4°B
4ftB
4°B
4°B
0°B
4°B
50 lb. Min. 75
65 Jh. Min. 95
35 lb..Min. 5£
500
2°B
2°B
2°B
2°B
8PB
8°B
6°B'
6°B
6°B
6°B
6°B
4°A
10°B
X
ib°B
X
10PB
X
10°B
X
4°B
4°B
4°B
4°B
4°B
4°B
4°B
4°B
4°B
4°B
4°B
4°B
± 5 lbs.
(Used):
125 ± 5 lbs. (New) Using Strand '
± 5 lbs.. (Used) 140 ± 5 lbs. (New) Using Strand '
>
± 5 lbs. (Used) 75 ± 5 lbs. (New) Using Strand r
Hydraulic - One Turn Down From Zero Lash
Hydraulic - One Turn Down From Zero Lash
500
X
700*
600*
3 to
700*
500*
4-1/2
500
600
500
500
700*
600*
700
750
500
500
700
500
500
500
700
500
550
550
700
500
4°B
4°B
4°B
4°B
4°B
4°B
4°B
4°B
4°B
4°B
4°B
4°B
Tension Gauge
Tension Gauge
Tension Gauge
550
550
700
550
550
550
700
550
550
550
750
600
10°B
5°B
X
X
.022"
.024"
1000
X
X
X
.024"
.028"
750
X
750
X
5 to 6-1/2
One Pint in 30 - 45 Seconds
Service at 12,000 Miles
OD Psi at cranking speed, throttle wide open - Maximum variation, 20 lbs. between cylinders.
© At idle speed with vacuum advance line disconnected and plugged. A = A.T.D.C.; B = B.T.D.C.
® Paper Element - Service at 12,000 miles initially - Check every 6,000 miles thereafter, until replaced.
Polyurethane - Service every 12,000 miles.
Oil Bath - Change oil at regular engine oil change intervals.
® Mechanical - Set with engine at operating temperature and running.
@ Automatic Transmission - Set idle with transmission in drive.
Air Conditioned Vehicles - Set idle with air conditioning turned "ON" except on specifications indicated by *.
CHEVROLET CHASSIS SERVICE MANUAL
Page 640 of 659
SPECIFICATIONS
13
ENGINE ELECTRICAL
SECTION
6Y
BATTERY
Battery Model
Application
Ground
Plates
Cranking Power @ 0°F. (Watts)
1980032*
153L-4,
194, 230,
250L-6 & 283
V-8
Neg.
54
2300
1980030*
327,
350, 396
& 427 V-8
Neg.
66
2900
1980036*
396 & 427 V-8
w/AC & M-40
Trans.
Neg.
66
3150
*65° Side Recess and One Piece Cover Construction
GENERATOR
Generator Model
Application
Field Amp.
Draw
Hot
Output
—
Amps.
Cold Output -
Volts
1100695
Chevy n
Exc.
V-8,
Sta. Wgn.
or AC
2.2-2.6
32
14
1100693
Chevy n
w/V-8,
Camaro,
CheveUe,
Chevrolet
* and
Corvette
w/AC
2.2-2.6
37
14
1100696
Chevy II
w/AC &
RPO
K-66
2.2-2.6
42
14
1100742
Chevrolet
w/AC &
Turbo-
Hydramatic
2.8-3.2
63
14
110075Q
AUA/C
except*
w/RPO
M-40
and
Chevy H
2.2-2.6
61
14
1117754
Optional
3.7-4.4
62
14
1117777
Optional
4.14-4.62
62
14
CHEVROLET CHASSIS SERVICE MANUAL