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Below is a listing of general specifications for the 1989 Corvette including engine specifications, dimensions, and more.

Dimensions
  Coupe Convertible
Wheelbase (in.) 96.2
Track Frt/Rear (in) 59.6 / 60.4
Length (in.) 176.5
Width (in.) 71.0
Height (in.) 46.7 46.6
Ground Clearance (in.) (minimum) 4.7
Curb Weight (lbs) 3330 NA
Weight/Power (lbs/bhp) 14.0
Coefficient of Drag 0.33 NA
Weight Dist. F/R (%) 51/49 50.2/49.8
Coolant Capacity (qt.) 14.6
Fuel Capacity (gal.) 20.0
Oil Capacity (qt.) 4.5

Engine Specifications
  L98
Type Overhead valve, pushrod V8, 2 valves/cylinder, cast iron block, aluminum heads
Bore 4.00 in
Stroke 3.48 in
Displacement 5.7L / 350 ci.
Compression Ratio 9.5:1
Horsepower 245 hp @ 4,300 rpm (coupe w/ 3.07:1 axle)
240 hp (convert.)
Torque 340 lb-ft @ 3,200 rpm
Redline (RPM) NA
Induction System Bosch Multi-Point Fuel Injection

Miscellaneous
Brakes
Type ABS Power-assist vented discs
Front Rotors (diam) 11.5 in. (13.0 in. - RPO Z51)
Rear Rotors (diam) 11.5 in. (12.0 in. - RPO Z51)
Wheels and Tires
Wheel Size (Front) 17 x 9.5 in.
Wheel Size (Rear) 17 x 9.5 in.
Wheel Type 5-bolt, cast alloy
Tire Make/Size Goodyear Eagle ZR, P275/40ZR-17

Transmission
  Automatic Manual
Type 4-Speed 6-Speed
Gear Ratios    
1st 3.06 2.68
2nd 1.63 1.80
3rd 1.00 1.31
4th 0.70 1.00
5th NA 0.75
6th NA 0.50
Reverse NA NA
Axle Ratio NA NA
Final Drive Ratio 2.32 3.54:1