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1991 Corvette
Wheelbase: 96.2" Track: 59.6" Front / 60.4" Rear Height: 46.7" Coupe
Length: 178.6" Width: 71" Curb Weight: 3,288 lbs.
Coupe
Tire Size: P275/40ZR17 Plant: Bowling Green

The 1991 Corvette had restyled rear exteriors which are similar in appearance to the 1990 ZR1 Corvette. Both the standard and ZR1 Corvette featured new front designs with wrap-around parking, cornering, fog lamps, and new side panel louvers, and wider body-side moldings in body color. A power wire for cellular phones and other 12-volt devices was added as was a sensor utilizing an oil pan float. The works "Low Oil" appeared on the driver information center to signal a low oil condition. A special "Rick Mears" edition Corvette ZR1 was displayed at the New York Automobile Show.

1991 Options:

Code Description Quantity
1YY07Base Corvette Sport Coupe 14,967
1YY67Base Corvette Convertible 5,672
AC1Power Passenger Seat 17,267
AC3Power Driver Seat 19,937
AQ9Sport Seats - Leather 10,650
AR9Base Seats - Leather -
BK2Callaway Twin Turbo 62
CC2Auxiliary Hard Top - Convertible 1,230
C2LDual Removable Roof Panels 5,031
24SRemovable Roof Panel Blue Tint 6,991
64S Removable Roof Panel Bronze Tint 3,036
C68Electronic Air Conditioning Control 19,233
FX3Selective Ride Handling, Electronic 6,894
G92Performance Axle Ratio -
KC4Engine Oil Cooler 7,525
MN6Six Speed Manual Transmission 5,875
NN5California Emission Requirements 3,050
UJ6Low Tire Pressure Warning Indicator 5,175
UU8AM/FM Stereo Delco-Bose 3,786
V56Luggage Rack (Convertible) 886
Z07Adjustable Suspension Package (Coupe) 733
ZR1Special Performance Package (Coupe Only) 2,044

RPO ZR1 included unique body work to accept Goodyear Z-rated P315/35ZR17 tires on 11 inch wide rear rims. The LT-5 32 valve engine was exclusive to ZR1.

VIN Numbers: 1G1YY2386M5100001 through 1G1YY2386M5118595

1G1YZ23J6M5800001 through 1G1YZ23J6M5802044 for ZR1

For Convertibles, the sixth digit is a "3"

The 9th Digit is a check code, and varies.

Suffix:

ZTA: 350ci 245/250hp ATZTC: 350ci 245/250hp AT, OC
ZTB: 350ci 245/250hp MT, OCZTK: 350ci 375hp

CE=California Emissions, EX=Export, MT=Manual Trans, AT=Automatic Trans, AC=Air Conditioning, AH=Aluminum Heads, EA=Electronic Air Conditioning Control, OC=Engine Oil Cooler

Base Engine: 350ci V8 245/250hp

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