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Chevrolet Corvette Six Speed Manual Transmission
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1989 Corvette Specs

Body Specs

Wheelbase 96.2 inches
Overhand (Front) 40.5 inches
Overhang (Rear) 39.7 inches
Front Track 59.6 inches
Rear Track 60.4 inches
Length 176.5 inches
Width Front Fender: 68.6 inches
Rear Fender: 70.0 inches
Ground Clearance
Differential to Ground
6.8 inches
Ground Clearance
Front Bumper to Ground
4.9 inches
Ground Clearance
Rear Bumper to Ground
13.0 inches
Minimum Ground Clearance 4.7 inches
(Measured at Catalytic Converter)
Overall Height 46.7 inches (Coupe)
46.4 inches (Convertible)
Rocker Panel to Ground (Front) 6.9 inches
Rocker Panel to Ground (Rear) 6.9 inches
Cargo Capacity 100 lbs. / (Coupe and Convertible)
6.6 cubic feet (Convertible)
Liftover Height: 35.5 Inches (Coupe)
Cowl Height 33.4 inches
Windshield Slope Angle 64.7°
Effective Head Room 36.4 inches
Shoulder Room 54.1 inches
Hip Room 49.3 inches
Tire Size P275/40ZR17 B/W
(Goodyear Eagle VR50, Unidirectional)
With Z51 Performance Handling Package / Z52 Sport Handling Package
P275/40ZR17
Wheel Size 17" x 9.5" (Front and Rear)
With Z51 Performance Handling Package
Front / Rear: 17" x 9.5"
ZR-1 Rear: 17" x 11.0"
Recommended Tire Inflation 35 PSI Front / Rear
Manual Six Speed Transmission 1st Gear 2.678:1
2nd Gear 1.804:1
3rd Gear 1.305:1
4th Gear 1.00:1
5th Gear .751:1
46th Gear .499:1
Reverse Gear 2.495:1
Turbo Hydra-Matic (Automatic) Transmission 1st Gear 3.06:1
2nd Gear 1.63:1
3rd Gear 1.00:1
4th Gear 0.70:1
Reverse Gear 2.29:1
Turbo Hydra-Matic (Automatic) Transmission
Lubricant
Dextron II
8.0 Pints
Maximum Uphill Speed
(Wide Open Throttle)
1 > 2: 43 MPH
2 > 3: 79 MPH
3 > 4: 116 MPH
Manual Transmission
Lubricant Type
5W-30 Texaco Code 1650 TL11408A, GM 9985535
2.1 Liters
Axle Ratio 3.07:1, 3.31:1 (Manual Transmission)
2.59:1, 3.07:1 (Automatic Transmission)
Standard Fuel Tank Capacity 20 Gallons
Steering Ratio 13.0:1
Turning Diameters
Outside Front
41.3 feet (Wall to Wall)
40.0 feet (Curb to Curb)
Steering Wheel Diameter 14.5 inches


EPA Fuel Economy

Manual Coupe City: 15
Highway: 23
Combined: 18
Automatic Coupe City: 15
Highway: 23
Combined: 18
Manual Convertible City: 15
Highway: 23
Combined: 18
Automatic Convertible City: 15
Highway: 23
Combined: 18


Weight

Model 1YY07 Sport Coupe Curb Mass with Four Speed Manual Transmission
Front: 1,621 lb.
Rear: 1,602 lb.
Total: 3,223 lb.
ETWC*: 3,500 lb. (Manual Transmission
ETWC*: 3,625 lb. (Automatic Transmission
Model 1YY67 Convertible Curb Mass with Four Speed Manual Transmission
Front: 1,633 lb.
Rear: 1,630 lb.
Total: 3,263 lb.
ETWC*: 3,625 lb.
* Equivalent Test Weight Class - US Environmental Protection Agency emission certifications are based on ETWCs shown.
Curb Weight: The calculated weight of a vehicle with standard equipment, only as designed with the additional load of oils, lube, coolant and fuel filled to capacity.
Shipping Weight: Same as base curb weight except only 3 gallons of gasoline.
Manual transmission weights shown; automatic transmission no cost option.

Weight Differentials
Removeble Plastic Roof Panel
(RPO CC3)
-3.1 lb.
(-0.9 lb. Front; -2.2 lb. Rear)
Electric Defogger System
Rear Window and Side Mirror
(RPO Z6A)
+0.8 lb.
(+0.4 lb. Front; +0.4 lb. Rear)
Performance Handling Package
(RPO Z51)
+9.5 lb.
(+4.2 lb. Front; +5.3 lb. Rear)
Delco-Bose
Premium Audio System
(RPO UU8)
+9.7 lb.
(+3.3 lb. Front; +6.4 lb. Rear)
Radio Delete (RPO UL5) -11.0 lb.
(-5.3 lb. Front; -5.7 lb. Rear)
Custom Adjustable Seats
(RPO AQ9)
+13.5 lb.
(+6.2 lb. Front; +7.3 lb. Rear)
Automatic Air Conditioning
(RPO C68)
+2.2 lb.
Leather Seat Trim
(RPO AR9)
+3.5 lb.
(+1.3 lb. Front; +2.2 lb. Rear)
Heavy Duty Cooling
(RPO V08)
+10.2 lb.
(+12.8 lb. Front; -2.6 lb. Rear)


Engine Specs

Type: 90° V8 - OHV
Valve Location: In Head
Bore / Stroke: 4.00" / 3.48"
Fuel Requirement: 91-Octane Rating Unleaded Gasoline
85 Octane rating may be used in certain high altitude areas specified in Owner's Manual. Gasohol of equivalent octane rating also may be used, provided it is blended of not more than 10% alcohol.
Compression Ratio: 9.5:1
Cylinder Head Material: Aluminum
Cylinder Block Material: Cast Alloy Iron
Oil Pump Type: Gear
Cooling System Capacity 14.65 Quarts (Manual Transmission)
14.51 Quarts (Automatic Transmission)
Radiator Cap Relief Pressure 18.0 PSI
Battery 12 volt - 630 Cold Cranking Amps (CCA)
54 Amp-hours
Alternator Delco-Remy
105 Amps

Fuel System
Type Electronic Fuel Injection - Tuned Port Injection (TPI)
Fuel Pump Electric, Dual Turbine - In Fuel Tank
Point of Injection Fuel Injectors at Inlet Ports
Flow Pulse

Horsepower
Standard Engine (350 cubic inch) 240 hp @ 4,000 RPM;
Torque: 335 lb-ft @ 3,200 RPM

Ignition System
Spark Plug FR5LS
Make: AC
Spark Plug Thread M14 x 1.25
Spark Plug Gap .035 inch
Spark Plug Tightening Torque 18 - 22 lb. - ft.

Brakes
Type Hydraulic Power Brake Front and Rear Disc
Effective Area 32.4 Square Inches (209 Square cm.) (Front)
18.4 Square Inches (119 Square cm.) (Rear)
Gross Lining Area 33.0 Square Inches (213 Square cm.) (Front)
18.4 Square Inches (119 Square cm.) (Rear)
Swept Area 111.9 Square Inches (722 Square cm.) (Front)
91.3 Square Inches (589 Square cm.) (Rear)
Rotor Outer Working Diameter: (302 mm.) 9.9 inches
Inner Working Diameter:
7.3 Inches (222 mm.) (Front),
7.6 Inches (232 mm.) (Rear)
Type and Material: Vented, Gray Cast Iron (Front)
Damped Iron (Rear)

1989 Corvette Options

RPO Description Production Price