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1990 Chevrolet Corvette ZR-1 — LT5 5.7L DOHC 32-Valve V8, ZF 6-Speed Manual, Red over Tan Why This Car Is Special The 1990 Chevrolet Corvette ZR-1 was not a trim package bolted onto a standard Corvette. It was a ground-up engineering effort developed in partnership with Lotus Engineering — then owned by General Motors — and built around an entirely new engine that Chevrolet could not produce in-house. The result was the LT5, a 5.7-liter dual-overhead-cam V8 with 32 valves and 375 horsepower, assembled by hand at Mercury Marine's facility in Stillwater, Oklahoma. No other engine in any American production car at the time came close to matching it on a technical level. To accommodate the wider LT5, Chevrolet widened the ZR-1's rear bodywork by approximately three inches compared to a standard C4 Corvette. This gave the ZR-1 a distinctive rear stance that is immediately recognizable to anyone who knows the car. The convex taillights on this car are the rectangular ZR-1 units, not the round taillights found on base C4s — another distinguishing detail that separates the two cars at a glance. Chevrolet built just 3,049 Corvette ZR-1s for the 1990 model year, the first full production year of the model. That makes 1990 the highest-volume year of the early ZR-1 run, though production remained low throughout the car's lifespan from 1990 through 1995. Total ZR-1 production across all six model years was fewer than 7,000 units. This car carries its original ZR-1 badges, ZR-1 alloy wheels, and the characteristic wide-body rear treatment that marks it as genuine. The position in the C4 generation makes this car particularly interesting from a collector standpoint. The C4 ran from 1984 through 1996, and the ZR-1 represented its performance ceiling. Road and Track recorded a 0-60 time of 4.5 seconds and a top speed in excess of 170 miles per hour for the 1990 ZR-1 — numbers that genuinely competed with Ferrari and Porsche at the time. Car and Driver called it the fastest production car they had ever tested up to that point. Those claims were not marketing. They were backed up on track. Features List - LT5 5.7L DOHC 32-Valve V8 (hand-assembled by Mercury Marine) - ZF 6-Speed Manual Transmission - Removable Glass T-Tops - Tan Leather Bucket Seats with Corvette script headrests - Power Windows - Center Console with ZR-1 gear indicator - Digital Instrument Cluster - Tachometer - Dual Quad-Tip Exhaust - ZR-1 Badges (front and rear) - 17-inch ZR-1 Alloy Wheels - Michelin Tires - Power Steering - Four-Wheel Disc Brakes - Wide-body ZR-1 rear bodywork - Convex rectangular ZR-1 taillights Mechanical The heart of this car is the LT5 5.7-liter DOHC V8. Four camshafts, 32 valves, and sequential fuel injection produced 375 horsepower in 1990 specification. The engine was entirely different from anything else in the Corvette lineup — it shared no major components with the standard L98 V8 that powered base C4 Corvettes of the same era. The LT5 was designed to breathe, with a high-revving character that was genuinely foreign to American V8 tradition at the time. Backing the engine is the ZF 6-speed manual transmission, sourced from ZF Friedrichshafen in Germany. This is the correct gearbox for the ZR-1 application — it was the only transmission available in the car, as no automatic was offered. The ZF unit is a robust, well-regarded gearbox, and finding a ZR-1 with an intact, functioning manual drivetrain is an increasingly important consideration as these cars age. The photographs confirm the presence of the ZF transmission visible from underneath the car, along with the dual exhaust system that terminates in the ZR-1's signature quad-tip configuration at the rear. The undercarriage photos show surface rust typical of a driven car of this age, with no visible structural concerns. The suspension components, including the distinctive yellow Bilstein shock absorbers visible in the wheel well shots, appear present and intact. The C4 Z
Trim: 2dr Coupe Hatchback
Body Style: Hatchback
Doors: 2
Condition: Used
Certified: 0
Fuel Type: Gasoline

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