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Chevrolet Corvette 1970s General Specs
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  Engine |engine|chassis|
Year Engine Carb Bore
and
Stroke
Piston
Dis
place
ment
Cubic
Inches
Com
pres
sion
Ratio
(Stand
ard)
Maximum
Brake
H.P.
@
R.P.M.
Maximum
Torque
Lbs. Ft.
@
R.P.M.
Normal
Oil
Press
Lbs
Spark
Plug
Type
Spark
Plug
Gap
Point
Gap
adj in
to misfire
then out
Dwell
Angle
Firing
Order
Ignition
Timing
BTDC or
Mark
Grnd
+/-
Volts
1970 ZQ3 V8-350 4 Barrel 4.00 x 3.48 350 10.25 300 @ 4800 380 @ 3200 35-45 AC R44 .035 .019 29-31 18436572 -12
L46 V8-350 4 Barrel 4.00 x 3.48 350 11.0 350 @ 5600 380 @ 3800 35-45 AC R44 .035 .019 29-31 18436572 -12
LT1 V8-350 4 Barrel 4.00 x 3.48 350 11.0 370 @ 6000 380 @ 4000 35-45 AC R43 .035 .019 29-31 18436572 -12
LS5 V8-454 4 Barrel 4.25 x 4.00 454 10.25 390 @ 4800 500 @ 3400 35-45 AC R43T .035 .019 29-31 18436572 -12
LS7 V8-454 4 Barrel 4.25 x 4.00 454 11.25 465 @ 5200 490 @ 3400 35-45 AC R43XL .035 .019 29-31 18436572 -12
1971 ZQ3 V8-350 4 Barrel 4.00 x 3.48 350 10.25 300 @ 4800 380 @ 3200 35-45 AC R44TS .035 .019 29-31 18436572 -12
LT1 V8-350 4 Barrel 4.00 x 3.48 350 9.0 330 @ 5600 360 @ 4000 35-45 AC R43TS .035 .019 29-31 18436572 -12
LT1/ZR1 V8-350 4 Barrel 4.00 x 3.48 350 9.0 330 @ 5600 360 @ 4000 35-45 AC R43TS .035 .019 29-31 18436572 -12
LS5 V8-454 4 Barrel 4.25 x 4.00 454 8.5 365 @ 4800 465 @ 3200 35-45 AC R44TS .035 .019 29-31 18436572 -12
LS6 V8-454 4 Barrel 4.25 x 4.00 454 8.5 425 @ 5600 475 @ 4000 35-45 AC R44TS .035 .019 29-31 18436572 12° -12
1972 ZQ3 V8-350 4 Barrel 4.00 x 3.48 350 8.5 200 @ 4400 300 @ 2800 35-45 AC R44T .035 .019 29-31 18436572 -12
LT1 V8-350 4 Barrel 4.00 x 3.48 350 9.0 255 @ 5600 280 @ 4000 35-45 AC R44T .035 .019 29-31 18436572 -12
LS5 V8-454 4 Barrel 4.25 x 4.00 454 8.5 270 @ 4000 390 @ 3200 35-45 AC R44T .035 .019 29-31 18436572 -12
1973 ZQ3 V8-350 4 Barrel 4.00 x 3.48 350 8.5 190 @ 4400 270 @ 2800 40 AC R44T .035 .019 29-31 18436572 12° -12
L82 V8-350 4 Barrel 4.00 x 3.48 350 9.0 250 @ 5200 285 @ 4000 40 AC R44T .035 .019 29-31 18436572 -12
LS4 V8-454 4 Barrel 4.25 x 4.00 454 8.25 275 @ 4000 395 @ 2800 40 AC R44T .035 .019 29-31 18436572 10° -12
1974 L48 V8-350 4 Barrel 4.00 x 3.48 350 8.5 165 @ 3800 255 @ 2400 40 AC R44T .035 .019 29-31 18436572 -12
L82 V8-350 4 Barrel 4.00 x 3.48 350 9.0 250 @ 5200 285 @ 4000 40 AC R44T .035 .019 29-31 18436572 -12
LS4 V8-454 4 Barrel 4.25 x 4.00 454 8.25 270 @ 4400 380 @ 2800 45 AC R44T .035 .019 29-31 18436572 10° -12
1975 L48 V8-350 4 Barrel 4.00 x 3.48 350 8.5 165 @ 3800 255 @ 2400 30-45 AC R44TX .045     18436572 8°/6° Calif -12
L82 V8-350 4 Barrel 4.00 x 3.48 350 9.0 205 @ 4800 255 @ 3600 30-45 AC R44TX .045     18436572 12° -12
1976 L48 V8-350 4 Barrel 4.00 x 3.48 350 8.5 180 @ 4000 270 @ 2400 30-45 AC R45TS .045     18436572 8°/6° Calif -12
L82 V8-350 4 Barrel 4.00 x 3.48 350 9.0 210 @ 5200 255 @ 3600 30-45 AC R45TS .045     18436572 12° -12
1977 L48 V8-350 4 Barrel 4.00 x 3.48 350 8.5 185 @ 4000 280 @ 3200 30-45 AC R45TS .045     18436572 8°/8° Calif -12
L82 V8-350 4 Barrel 4.00 x 3.48 350 9.0 220 @ 5200 260 @ 3600 30-45 AC R45TS .045     18436572 12° -12
1978 L48 V8-350 4 Barrel 4.00 x 3.48 350 8.2 185 @ 4000 280 @ 3200 30-45 AC R45TS .045     18436572 6°/8° Calif -12
L82 V8-350 4 Barrel 4.00 x 3.48 350 8.9 220 @ 5200 260 @ 3600 30-45 AC R45TS .045     18436572 12° -12
1979 L48 V8-350 4 Barrel 4.00 x 3.48 350 8.2 195 @ 4000 285 @ 3200 30-45 AC R45TS .045     18436572 6°/8° Calif -12
L82 V8-350 4 Barrel 4.00 x 3.48 350 8.9 225 @ 5200 270 @ 3600 30-45 AC R45TS .045     18436572 12° -12

  Chassis |engine|chassis|
Year Prod
Total
Model Designation Wheel
base
Inches
Weight
Min/Max
Tire
Size
Wheel
Size
Wheel
Bolt
Pattern
1970 10,668 Corvette Coupe 194-37 98 3153 F70x15 15x8 5 x 4.75
6,648 Corvette Conv 194-67 98 3167 F70x15 15x8 5 x 4.75
1971 14,680 Corvette Coupe 194-37 98 3153 F70x15 15x8 5 x 4.75
7,121 Corvette Conv 194-67 98 3167 F70x15 15x8 5 x 4.75
1972 20,496 Corvette Coupe Z-37 98 3115 F70x15 15x8 5 x 4.75
6,508 Corvette Conv Z-67 98 3215 F70x15 15x8 5 x 4.75
1973 25,521 Corvette Coupe Z-37 98 3407 F70x15 15x8 5 x 4.75
4,943 Corvette Conv Z-67 98 3407 F70x15 15x8 5 x 4.75
1974 32,028 Corvette Coupe Z-37 98 3532 F70x15 15x8 5 x 4.75
5,474 Corvette Conv Z-67 98 3532 F70x15 15x8 5 x 4.75
1975 33,836 Corvette Coupe Z-37 98 3532 F70x15 15x8 5 x 4.75
4,629 Corvette Conv Z-67 98 3532 F70x15 15x8 5 x 4.75
1976 46,558 Corvette Coupe Z-Z37 98 3445 GR70x15 15x8 5 x 4.75
1977 49,213 Corvette Coupe Z-Z37 98 3448 GR70x15 15x8 5 x 4.75
1978 46,772 Corvette Coupe 1Y-Z87 98 3401 P277/70Rx15 15x8 5 x 4.75
1979 53,807 Corvette Coupe 1Y-Z87 98 3372 P225/70Rx15 15x8 5 x 4.75

  Last Update: 12/17/09 Hits: |engine|chassis|

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G. McDowell
carnut@carnut.com
est. 1996