The 1967 Shelby GT500 Fastback marked a pivotal moment in the Shelby American story. It was the first year a big-block engine was installed in Carroll Shelby’s redesigned Mustang. This transformation immediately elevated the car’s status from track racer to street-dominating grand tourer. This particular example is an especially significant find, being one of only 14 produced in this desirable color combination. It is a highly documented piece of American muscle car royalty.
An Ultra-Rare Color Combination
The 1967 GT500 body was substantially restyled, featuring a longer fiberglass hood and rear deck lid. This gave the car a more aggressive, distinctive look than the standard Mustang. This specific car is finished in factory Nightmist Blue, a deep, highly attractive color. This exterior shade is perfectly complemented by the factory Parchment interior. This combination is exceptionally rare, with only 14 examples leaving the factory this way. The car retains its outstanding original body, a testament to its care.
Luxury and Features Inside
The interior, trimmed in Parchment, utilized the Mustang’s deluxe interior décor group, offering a premium feel. Comfort features like power steering and power disc brakes were included, making the substantial GT500 easier to handle. The car includes the desirable sport deck rear seat, which folds down for extra cargo space. Furthermore, the car still features its original equipment like the exhaust emission control system, verifying its California delivery. Kelsey Hayes Magstar wheels complete the correct period aesthetic.
The Heart of the GT500: 428 Power
The core of the 1967 Shelby GT500 Fastback is the original dual quad 428 CI Police Interceptor V-8 engine. This powerful big-block engine was factory-rated at a conservative 355 horsepower. It delivered an immense 420 lb-ft of torque, suitable for effortlessly moving the heavier GT500 body. Shelby’s modifications included the dual quad carburetors, specifically the BJ/BK setup. This performance-oriented induction system maximizes airflow and power delivery.
Performance Specifications and Engineering
The Police Interceptor engine was modified by Shelby American to utilize components like an aluminum medium-rise intake manifold and dual Holley four-barrel carburetors. This setup ensured that the GT500 was significantly more potent than any factory Mustang. The power is managed by the original three-speed automatic transmission. This strong transmission was designed to handle the 428’s prodigious torque output. The car utilizes an original specification rear end to complete the performance drivetrain. This combination resulted in 0–60 mph times in the low six-second range.
Documentation and Provenance
The authenticity and history of this GT500 are exceptionally well-documented. It is thoroughly listed in The Shelby Registry, confirming its provenance and rarity. Supporting this claim are the included Marti Report and Shelby American invoices. This documentation packet details its factory build specifications, including the ultra-rare Nightmist Blue with Parchment interior. The inclusion of Shelby research group materials further underscores its collectible status. It has been a West Coast car since new.
The 1967 Shelby GT500 Fastback holds a towering position in the muscle car pantheon, representing raw power and exclusive style. The immense 428 Police Interceptor V8 and dual quad setup deliver uncompromising performance. This car’s ultra-rare factory color combination and documented status make it a blue-chip investment. This particular Nightmist Blue example is a spectacular, documented piece of the Shelby legacy.
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Source: mecum.com
