1957 Chevrolet Corvette — Numbers Matching 283 Dual Quad, NCRS Top Flight Award Winner, Onyx Black with Silver Coves Why This Car Is Special The 1957 Chevrolet Corvette is widely regarded as the car that saved the Corvette nameplate. After disappointing sales in 1953 and 1954, Chevrolet nearly cancelled the entire program. What turned things around was a combination of the 1956 redesign, which finally gave the Corvette real styling credibility, and the 1957 model year, which gave it a genuine engine to match. The introduction of Chevrolet's 283 cubic inch small-block V8 with optional fuel injection — the first American production engine to achieve one horsepower per cubic inch — put the Corvette on the world stage as a serious sports car. Chevrolet built 6,339 Corvettes for the 1957 model year, up sharply from the 3,467 built in 1956, a sign that the car had finally found its audience. This particular 1957 Chevrolet Corvette is not a tribute or a tribute-spec build. It is a numbers-matching, documented example wearing its original drivetrain, confirmed by a matching VIN tag still present on the car. The VIN decodes as a 1957 Corvette (E57S) built at the St. Louis assembly plant — the only facility that produced Corvettes during this era — with a sequence number that places it solidly within that model year's production run. The car has earned the NCRS Top Flight award, the National Corvette Restorers Society's highest recognition for authenticity and correctness, with documentation of the judging award included with the car. For serious collectors, that paperwork is not just a nice touch — it is an independent, third-party confirmation that this 1957 Corvette meets the highest standards of correctness. The color combination is Onyx Black with Silver painted coves, one of the more formal and visually striking combinations available in 1957. Paired with a red vinyl interior, the contrast is sharp without being loud. The car also comes with both a black soft top and an auxiliary hardtop, giving the owner full flexibility in how it is used and displayed. Features - Numbers-matching 283ci V8 with dual Carter 4-barrel carburetors - 3-speed manual transmission - NCRS Top Flight award winner with documentation included - Matching VIN tag present - Onyx Black exterior with Silver painted coves - Red vinyl interior - Corvette spoke steering wheel - Wonderbar AM radio - Full-size spinner wheel covers - Whitewall radial tires - Black soft top and auxiliary hardtop included - Dual exhaust with chrome tips - Chrome bumpers and chrome grille teeth - Bucket seats - Fiberglass body - Open convertible body style Mechanical The engine in this 1957 Chevrolet Corvette is the 283 cubic inch small-block V8 equipped with two Carter four-barrel carburetors, a setup that Chevrolet rated at 270 horsepower in period documentation. This is the dual-quad carburetion option, which sat above the base two-barrel and single four-barrel configurations but was a more streetable, reliable choice than the mechanical fuel injection setup that topped the lineup. The two Carter carburetors are mounted on an aluminum intake manifold and wear individual chrome air cleaners — a visually distinctive and correct presentation that is immediately recognizable to anyone familiar with the C1 Corvette. The transmission is a 3-speed manual, which is the correct and expected gearbox pairing for a performance-spec 1957 Corvette. The numbers-matching status of this car means the engine, transmission, and associated components are verified as correct to this specific vehicle — not sourced from another car or replaced with a period-correct substitute. That distinction matters significantly in the collector market, where the difference between a matching and non-matching example represents a real gap in long-term value and historical integrity. The dual exhaust exits through chrome tips at the rear, which is a correct and visually defining feature of the