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Decoded VIN

1G1YZ23J8M5801401

1991 CHEVROLET Corvette

Vehicle Summary

The 1991 Chevrolet Corvette ZR1 is a classic American sports car with a 5.7-liter V8 engine, producing robust power through its V-shaped configuration. Manufactured by General Motors at the Bowling Green Assembly Plant in Kentucky, this two-door coupe embodies performance and style. Featuring multipoint fuel injection and driven by gasoline, the Corvette ZR1 is designed for enthusiasts who appreciate speed and precision. With a gross vehicle weight rating of 6,000 lbs or less, it's built for agility and performance on the road.

Complete Specifications

Make
CHEVROLET
Manufacturer Name
GENERAL MOTORS LLC
Model
Corvette
Model Year
1991
Plant City
BOWLING GREEN
Trim
ZR1
Vehicle Type
PASSENGER CAR
Plant Country
UNITED STATES (USA)
Plant Company Name
Bowling Green Assembly Plant
Plant State
KENTUCKY
Body Class
Coupe
Doors
2
Gross Vehicle Weight Rating From
Class 1: 6,000 lb or less (2,722 kg or less)
Gross Vehicle Weight Rating To
Class 1: 6,000 lb or less (2,722 kg or less)
Engine Number of Cylinders
8
Displacement (CC)
5700.0
Displacement (CI)
347.83534133997
Displacement (L)
5.7
Fuel Type - Primary
Gasoline
Engine Configuration
V-Shaped
Fuel Delivery / Fuel Injection Type
Multipoint Fuel Injection (MPFI)
Engine Manufacturer
CPC
Seat Belt Type
Manual
Front Air Bag Locations
Driver Seat Only

Common Issues for This Vehicle

Oil leaks

V-shaped engines, especially older models like the 1991 Chevrolet Corvette, can develop oil leaks due to worn gaskets or seals.

Cooling system failures

The configuration and age of the vehicle can result in cooling system issues, including radiator leaks or failing water pumps.

Timing chain/belt issues

Over time, the timing chain or belt can wear out, leading to potential engine misfires or complete engine failure.

Ignition system problems

V8 engines may experience problems with spark plugs, ignition coils, or distributor issues, leading to rough idling or starting difficulties.

Fuel injector failures

Fuel injectors can become clogged or fail, causing poor engine performance and reduced fuel efficiency.

Valve train wear

The complexity of the V8 engine's valve train can result in wear and tear, leading to noisy operation or reduced engine performance.

Exhaust manifold cracks

The high temperatures in a V8 engine can cause the exhaust manifold to crack, leading to exhaust leaks and reduced performance.

Sensor failures

Older engines like the 1991 Corvette may experience failures in sensors such as the oxygen sensor, leading to poor fuel economy and performance.

Head gasket failure

Due to the age and V-shaped configuration, the engine may suffer from head gasket failures, causing coolant leaks and overheating.

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