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1971 CHevrolet Corvette C3 In Brands Hatch Green
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1971 Corvette Specs

Body Specs

Wheelbase 98.00 inches
Overhand (Front) 40.6 inches
Overhang (Rear) 43.9 inches
Front Track 58.7 inches
Rear Track 59.4 inches
Length 182.5 inches
Front Fender Overall Width 69.0 inches
Rear Fender Overall Width 68.8 inches
Ground Clearance
(Exhaust System to Ground)
4.8 inches (Coupe)
4.5 inches (Convertible)
Overall Height (Design) 47.8 inches (Coupe)
47.9 inches (Convertible)
Rocker Panel to Ground (Front) 6.7 inches
Rocker Panel to Ground (Rear) 6.7 inches
Bottom of Door to Ground (Closed) 10.0 inches
Cowl Height 26.6 inches
Head Room 37.2 inches (Coupe)
38.3 inches (Convertible, Soft Top)
37.1 inches (Convertible, Hard Top)
Shoulder Room 46.9 inches
Hip Room 48.8 inches
Tire Size F70-15B-4PR
Nylon - 2 ply
Recommended Tire Inflation 24 PSI (Cold)
30 PSI (Hot)
Wheels, Regular Production Size: 15 x 8.00
Synchronization All Forward Gears
Turbo Hydra-Matic (Automatic) Transmission 1st Gear 2.48:1
2nd Gear 1.48:1
3rd Gear 1.00:1
Reverse Gear 2.08:1
Lubricant Capacity 3 Quarts
Four Speed M20 Transmission
(Not available with LS6 Engine)
1st Gear 2.52:1
2nd Gear 1.88:1
3rd Gear 1.46:1
4th Gear 1.00:1
Reverse Gear 2.59:1
Close Ratio Four Speed
M21 Transmission
(Not available with Standard Engine)
1st Gear 2.20:1
2nd Gear 1.64:1
3rd Gear 1.27:1
4th Gear 1.00:1
Reverse Gear 2.26:1
Transmission Lubricant Type Military MIL-L-2105-B
SAE 80
Lubricant Capacity Four Speed Manual: 2.5 Quarts
Differential Lubricant Type Military MIL-L-2105-B
SAE 80
Differential Lubricant Capacity 3.7 pints
Axle Ratio 300 Horsepower Base Engine
Manual, Automatic Transmission: 3.08:1, 3.36:1
370 Horsepower LT1 Engine
Manual Transmission: 3.36:1, 3.55:1, 3.70:1
M21 Manual Transmission: 3.55:1, 3.70:1, 4.11:1
M22 Manual Transmission: 3.08:1, 3.36:1, 3.55:1, 3.70:1, 4.11:1, 4.56:1
454 Cubic Inch LS5 Engine
Manual Transmission: 3.08:1, 3.36:1
M21 Manual Transmission: 3.08:1, 3.36:1, 3.55:1, 3.70:1
Automatic Transmission: 2.73:1, 3.08:1, 3.36:1
454 Cubic Inch LS6 Engine:
M21 Manual Transmission: 3.08:1, 3.36:1, 3.55:1
M22 Manual Transmission: 3.08:1, 3.36:1, 3.55:1, 3.70:1, 4.11:1
Automatic Transmission: 2.73:1, 3.08:1, 3.36:1
Transmission Synchromesh All Four Gears
Standard Fuel Tank Capacity 20 Gallons
Steering Ratio 16.0:1
Wheel Turns 3.4
Turning Circle 37.0 feet (Curb to Curb)
39.0 feet (wall to wall)


Weight

Model 19467 Convertible
(Curb)    Front: 1,590 lb.
Rear: 1,719 lb.
Total: 3,306 lb.

(Shipping)    Front: 1,608 lb.
Rear: 1,608 lb.
Total: 3,216 lb.
Model 19437 Sport Coupe
(Curb)    Front: 1,616 lb.
Rear: 1,676 lb.
Total: 3,292 lb.

(Shipping)    Front: 1,634 lb.
Rear: 1,568 lb.
Total: 3,202 lb.
Shipping Weight: Weight of basic vehicle with regular equipment, including grease, oil, engine coolant to capacity and (3) gallons of gasoline.

Curb Weight: Shipping weight plus gasoline to capacity.


Power to Weight Ratio
Four Speed Manual Transmission 270 Horsepower Standard Engine: 3,592 lb.
Pounds / Horsepower: 13.30
Four Speed Manual Transmission 350 Horsepower LT1 Engine: 3,654 lb.
Pounds / Horsepower: 11.07
Four Speed Manual Transmission 365 Horsepower LS5 Engine: 3,812 lb.
Pounds / Horsepower: 10.44
Close Ratio Four Speed Manual Transmission 330 Horsepower LT1 Engine: 3,654 lb.
Pounds / Horsepower: 11.07
Close Ratio Four Speed Manual Transmission 365 Horsepower LS5 Engine: 3,812 lb.
Pounds / Horsepower: 10.44
Close Ratio Four Speed Manual Transmission 425 Horsepower LS6 Engine: 3,577 lb.
Pounds / Horsepower: 8.64
Turbo Hydra-Matic
Automatic Transmission
300 Horsepower Base Engine: 3,661 lb.
Pounds / Horsepower: 12.20
Turbo Hydra-Matic
Automatic Transmission
270 Horsepower Standard Engine: 3,680 lb.
Pounds / Horsepower: 13.63
Turbo Hydra-Matic
Automatic Transmission
365 Horsepower LS5 Engine: 3,860 lb.
Pounds / Horsepower: 10.57
Turbo Hydra-Matic
Automatic Transmission
425 Horsepower LS6 Engine: 3,724 lb.
Pounds / Horsepower: 8.76

Weight Differentials
Auxiliary Top (RPO C07) +53 lb. (with Folding Top)
(+8 lb. Front; +45 lb. Rear)
Air Conditioning (RPO C60) +90 lb. (With Standard Engine, Manual Transmission)
(+72 lb. Front; +18 lb. Rear)
+100 lb. (With Standard Engine & Automatic Transmission)
(+84 lb. Front; +16 lb. Rear)
+94 lb. (With 454 Cubic Inch Engines & Four Speed Transmission)
(+75 lb. Front; +19 lb. Rear)
Power Windows (RPO A31) +10 lb.
(+5 lb. Front; +5 lb. Rear)
Power Brakes (RPO J50) +10 lb.
(+8 lb. Front; +2 lb. Rear)
Standard 350 cubic inch Engine
270 Horsepower
With Turbo Hydra Matic Transmission
+88 lb.
350 cubic inch LT1 Engine +62 lb.
454 cubic inch LS5 Engine
With Four Speed Transmission
+220 lb.
454 cubic inch Engine
390 Horsepower LS6
With Four Speed Transmission
+82 lb.
(+62 lb. Front; +20 lb. Rear)
350 cubic inch Standard Engine
270 Horsepower
With Turbo Hydra Matic Transmission
+36 lb.
(+32 lb. Front; +4 lb. Rear)
454 cubic inch Engine
390 Horsepower LS5
With Turbo Hydra Matic Transmission
+268 lb.
454 cubic inch Engine
390 Horsepower LS6
With Turbo Hydra Matic Transmission
+132 lb.
Power Steering (RPO N40) +24 lb.
(+23 lb. Front; +1 lb. Rear)
With Standard Engine
+26 lb.
(+25 lb. Front; +1 lb. Rear)
With LT1 Engine
+28 lb.
(+27 lb. Front; +1 lb. Rear)
With LS5, LS6 Engines
Deluxe Wheel Covers (RPO P02) +18 lb.
(+9 lb. Front; +9 lb. Rear)
Radio, AM/FM Pushbutton
(RPO U69)
+14 lb.
(+7 lb. Front; +7 lb. Rear)
With Base Engine
+26 lb.
(+25 lb. Front; +1 lb. Rear)
With LT1 Engine
+28 lb.
(+27 lb. Front; +1 lb. Rear)
With LS5, LS6 Engines
Turbo Hydra-Matic (Automatic) Transmission (RPO M40) +60 lb.
(+57 lb. Front; +3 lb. Rear)
With Base Engine
+48 lb.
(+32 lb. Front; +16 lb. Rear)
With LS5 Engine
+50 lb.
(+41 lb. Front; +9 lb. Rear)
With LS6 Engine
Side Mounted Dual Exhaust
(RPO N14)
-30 lb.
(+10 lb. Front; -40 lb. Rear)


Engine Specs

Type: V8
Valve Location: In Head
Bore / Stroke: 4.00" / 3.48" (Standard, LT1 350 Cubic Inch)
4.251" / 4.00" (LS5, LS6 454 Cubic Inch)
Displacement: Standard, LT1 Engines: 350 Cubic Inches
LS5 Engine: 454 Cubic Inches
Compression Ratio: 8.5:1 (Standard, LS5 Engine)
9.0:1 (LT1, LS6 Engines)
Rocker Arms Stamping, Steel
Rocker Arm Ratio 1.5:1
Valve Train Lash, Inlet / Exhaust
Hydraulic Lifters
Zero
Valve Train Lash, Inlet / Exhaust
Mechanical Lifters (RPO LT1)
Inlet: .020 inch
Exhaust: .025 inch
Crankshaft Material: Forged Steel
Camshaft Material: Cast Alloy Iron
Oil Pump Type: Gear
Normal Oil Pressure 30 - 45 psi @ 1,500 RPM
50 - 75 psi @ 2,000 RPM
Oil Pressure Gauge Mechanical
Crankcase Oil Capacity, Standard, LT1 Engines 4 Quarts, Less Filter
4.5 Quarts, With Filter
Crankcase Oil Capacity, LS5, LS6 Engines 5 Quarts, Less Filter
5.5 Quarts, With Filter
Recommended Oil Grade Above 20°F: SAE 20W, SAE 10W-30, 10W-40,
20W-40
0°F to 60°F: SAE 10W 5W-30, 10W-40
Below 20°F: SAE 5W, 5W-20, 5W-30
Fuel Filter Strainer
Fuel Pump Mechanical
Fuel Pressure 5¼ - 6½ PSI
Cooling System Capacity 350 cubic inch Standard Engine
15 Quarts (with heater)
14 Quarts (without heater)
350 cubic inch LT1 Engine
18 Quarts (with heater)
17 Quarts (without heater)
454 cubic inch LS5 Engine
22 Quarts (with heater)
21 Quarts (without heater)
454 cubic inch LS6 Engine
20 Quarts (with heater)
21 Quarts (without heater)
Thermostat Type Choke
Radiator Cap Relief Pressure 15 +/- 1 PSI
Battery 12 volt - 78 plate
62 Amp hr. @ 20 hr.
Thermostat Opening 192° - 198° F (Base, LS5 Engines)
177° - 183° F (LT1, LS6 Engines)

Brakes
Type Caliper Disc, Four Wheel Hydraulic
Effective Area 78.1 Square Inches
Swept Area 461.2 Square Inches
Disc Vented
Pistons per Caliper Four

Horsepower
Standard Engine (350 cubic inch) 270 hp @ 4,800 RPM;
Torque: 360 lb-ft @ 3,200 RPM
RPO LT1 (350 cubic inch) 330 hp @ 5,600 RPM;
Torque: 360 lb-ft. @ 4,000 RPM
RPO LS5 (454 cubic inch) 365 hp @ 4,800 RPM;
Torque: 465 lb-ft @ 3,200 RPM
RPO LS6 (454 cubic inch) 425 hp @ 5,600 RPM;
Torque: 475 lb-ft @ 4,000 RPM

Ignition System
Coil Delco-Remy Base: 1115270; LT1: 1115272; LS5; 1115287; LS6: 1115263
Coil current rating 4 amps (engine stopped)
1.8 amps (engine running)
Breaker Gap .019"
Ignition Timing Centrifugal Advance Distributor | 1112038 | LT1 Engine
Start: 1,330 RPM
Intermediate: 16° @ 2,250 RPM
Max: 24° @ 5,000 RPM
Distributor | 1112050 | Base Engine
Start: 1,335 RPM
Intermediate: 11° @ 2,400 RPM
Max: 18° @ 4,200 RPM
Distributor | 1112051 | LS5 Engine
Start: 1,145 RPM
Intermediate: 14° @ 2,000 RPM
Max: 22° @ 3,000 RPM
Distributor | 1112053 | LS6 Engine
Start: 1,310 RPM
Intermediate: 21° @ 2,350 RPM
Max: 28° @ 5,000 RPM
Distributor | 1112076 | LS6 Engine
(Manual Transmission)
Start: 1,300 RPM
Intermediate: 25° @ 2,350 RPM
Max: 31° @ 6,000 RPM
Ignition Timing Vacuum Advance Distributor | 1112038 | LT1 Engine
Start: 8°
Maximum: 15° @ 15.5 inches Hg
Distributor | 1112050 | Base Engine
Start: 8°
Maximum: 15° @ 15.5 inches Hg
Distributor | 1112051 | LS5 Engine
Start: 8°
Maximum: 20° @ 17 inches Hg
Distributor | 1112053 | LS6 Engine
Start: 7°
Maximum: 12° @ 12 inches Hg
Distributor | 1112076 | LS6 Engine
Start: 8°
Maximum: 12° @ 12 inches Hg
Timing Base Engine, Manual: 8° BTC @ 600 RPM
Automatic: 8° BTC @ 550 RPM
LT1 Engine: 8° BTC @ 700 RPM
LS5 Engine: 8° BTC @ 600 RPM
LS6 Engine, Manual: 8° BTC @ 700 RPM
Automatic: 12° BTC @ 700 RPM
Spark Plug ACR44TS (350 Cubic Inch Base Engine)
ACR43TS (350 Cubic Inch LT1 Engine)
ACR43TS (454 Cubic Inch LS5 Engine)
ACR44XL (454 Cubic Inch LS6 Engine)
Spark Plug Thread 14 mm.
Spark Plug Torque 25 lb.-ft.
Spark Plug Gap .033 - .038 inch
Firing Order 1-8-4-3-6-5-7-2
Idle Base Engine: 600 RPM (Automatic: 550 RPM)
LT1, LS6 Engines: 700 RPM
LS5 Engine: 600 RPM

1971 Corvette Options

RPO Description Production Price
Custom Interior Trim 2,602 (11.94%) $158.00
PU9 White Letter Tires, F70x15, nylon 12,449 (57.10%) $42.00
A31 Power Windows 6,192 (28.40%) $79.00
A85 Custom Shoulder Belts (standard with coupe) 677 (3.11%) $42.00
C07 Auxiliary Hardtop (for convertible) 2,619 (12.01%) $274.00
C08 Vinyl Covering (for auxiliary hardtop) 832 (3.82%) $63.00
C50 Rear Window Defroster 1,598 (7.33%) $42.00
C60 Air Conditioning 11,481 (52.66%) $459.00
J50 Power Brakes 13,558 (62.19%) $47.00
LS5 454 cu. in. 365hp Engine 5,097 (23.38%) $295.00
LS6 454 cu. in. 425hp Engine 188 (0.86%) $1,221.00
LT1 350 cu. in. 330hp Engine 1,949 (8.94%) $483.00
M21 4-Speed Manual Transmission, close ratio 2,387 (10.95%) n/a
M22 4-Speed Manual Transmission, close ratio, heavy duty 130 (0.60%) $100.00
M40 Turbo Hydra-Matic Automatic Transmission 10,060 (46.14%) n/a
N37 Tilt-Telescopic Steering Column 8,130 (37.29%) $84.30
N40 Power Steering 17,904 (82.12%) $115.90
P02 Deluxe Wheel Covers 3,007 (13.79%) $63.00
PT7 White Stripe Tires, F70x15, nylon 6,711 (30.78%) $28.00
PU9 White Letter Tires, F70x15, nylon 12,449 (57.10%) $42.00
T60 Heavy Duty Battery (standard with LS5, LS6) 1,455 (6.67%) $15.80
U69 AM-FM Radio 18,078 (82.92%) $178.00
U79 AM-FM Radio, stereo 3,431 (15.74%) $283.00
UA6 Alarm System 8,501 (38.99%) $31.60
ZQ1 Optional Rear Axle Ratio 2,395 (10.99%) $13.00
ZR1 Special Purpose LT1 Engine Package 8 (0.04%) $1,010.00
ZR2 Special Purpose LS6 Engine Package 12 (0.06%) $1,747.00

Total Production: 21,801
Coupe: 14,680 (67.34%)
Convertible: 7,121 (32.66%)

Notes: Base Corvette Coupe with 350 cu. in. 300 hp engine and wide ratio four speed manual transmission: $5,496.00.
Base Corvette Convertible with 350 cu. in. 300 hp engine and wide ratio four speed manual transmission: $5,259.00.

Colors

Code Exterior Quantity Interior Soft Top Wheels
905 Nevada Silver 1,177 (5.40%) Black / Dark Blue / Dark Black / White Silver
912 Sunflower Yellow 1,177 (5.40%) Black / Dark Green / Saddle Black / White Silver
972 Classic White 1,875 (8.60%) Black / Dark Blue / Dark Green / Red / Saddle Black / White Silver
973 Mille Miglia Red 2,180 (10.00%) Black / Red Black / White Silver
976 Mulsanne Blue 2,465 (11.31%) Black / Dark Blue Black / White Silver
979 Bridgehampton Blue 1,417 (6.50%) Black / Dark Blue Black / White Silver
983 Brands Hatch Green 3,445 (15.80%) Black / Dark Green Black / White Silver
987 Ontario Orange 2,269 (10.41%) Black / Dark Green / Saddle Black / White Silver
988 Steel Cities Gray 1,591 (7.30%) Black / Saddle Black / White Silver
989 War Bonnet Yellow 3,706 (17.00%) Black / Dark Green / Saddle Black / White Silver


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