What year was the fastest Chevy Nova?
The fastest Chevy Nova was the 1969 COPO 427 Nova, equipped with a 427 cubic-inch big-block V8 rated at about 425 horsepower.
To understand why this year produced the speed crown for the Nova, this article traces the factory lineup, the Central Office Production Order program, and how rare, drag-strip–ready variants were created and valued by collectors today. It also explains how dealer-built and independent-tuned Novas entered the fast-Nova conversation, and why the 1969 COPO 427 remains the benchmark.
The Nova lineup and where speed came from
The Chevrolet Nova began as a compact car with a range of small- and big-block options, but the peak factory performance before 1969 was the SS 396 version. In 1969, Chevrolet opened a path to far greater straight-line speed not through a conventional showroom option, but via the COPO program, which allowed dealers to order high-performance powertrains outside the usual RPO catalog. The result was a niche but legendary fast Nova that still captures attention among drag racing enthusiasts and car collectors today.
COPO 427 Nova: The fastest factory-issue Nova
The standout factory-fast Nova came from Chevrolet’s Central Office Production Order (COPO) program in 1969, enabling a 427 cubic-inch big-block engine to be installed in the Nova. The most famous configuration used the L72 427 small-block big-block 427, rated at roughly 425 horsepower, paired with a sturdy drivetrain and a lightweight body. This combination produced peak performance well beyond the standard Nova SS models of the era, making the 1969 COPO 427 Nova the benchmark for speed in the Nova line.
Key characteristics of the COPO 427 Nova include the following:
- Engine: 427 cubic inches (big-block V8), commonly cited as around 425 horsepower in factory ratings
- Transmission: Primarily a 4-speed manual, with some configurations allowing other options
- Drivetrain and suspension: Heavy-duty hardware suitable for drag-race use, with a focus on straight-line acceleration
- Rarity and production: Extremely limited numbers; the exact count is uncertain, with only a handful of cars officially documented as COPO 427 N internals
These machines were purpose-built for speed and drag racing, and they stand apart from the more common Nova SS models. While modern restorations and recreations exist, the original COPO 427 Novas remain among the most coveted and valuable Chevrolets in the collector market.
How it compares to non-COPO fast Novas
Besides the COPO route, several dealer-tuned or privately prepared Novas—often associated with names like Yenko, Nickey, Baldwin-M Motion—offered high-performance alternatives that could rival or exceed factory SS models in some respects. However, these were not factory COPO cars, and their configurations varied widely in horsepower, gearing, and reliability. In terms of “fastest” by factory specification, the 1969 COPO 427 Nova remains the key reference point.
Other notable fast Nova variants
Beyond the COPO cars, several high-performance Novas built by independent tuners and dealerships pushed the model’s limits. These cars are celebrated for their speed and rarity, even if they aren’t considered factory stock in the strict sense.
- Yenko Nova: Dealer-modified versions in the late 1960s and early 1970s offered potent big-block options, typically featuring 427 engines and enhanced performance components.
- Baldwin-Motion Nova: Baldwin-Motion (Motion) tuned Novas with big-block power and aggressive handling packages, creating some of the fastest street-oriented Novas of the era.
- Nickey Nova: Another performance-focused dealer project that upgraded Novas with large-displacement V8s and performance hardware.
In all of these cases, the emphasis was on maximizing acceleration and straight-line speed, often at the expense of comfort and everyday drivability. They contribute to the broader story of the Nova’s fast-car mythology, even as the COPO 427 remains the canonical fastest factory-based entry.
Bottom line
Shortly put, the fastest Chevy Nova ever produced in factory specification was the 1969 COPO 427 Nova. Its 427 cubic-inch big-block V8, combined with the COPO ordering framework, created a machine that outpaced the standard Nova options of the era and remains a premier collectible today. While dealer-tuned and independent variants offered remarkable performance as well, the 1969 COPO 427 Nova is widely cited as the apex of Nova speed from the factory lineup.
Summary
The 1969 COPO 427 Nova represents the apex of Nova performance, introduced through Chevrolet’s Central Office Production Order program to deliver a 427 cubic-inch big-block with about 425 horsepower. This rare, drag-strip–oriented version stands as the fastest Nova in factory trim, with dealer- and tuner-built rivals adding to the legend but not supplanting the COPO model as the benchmark for speed in the Nova lineage.
What is the best year of the Chevy Nova?
The best Chevy Nova year is subjective and depends on personal preference, but popular choices often include the 1969 Nova for its high performance and looks, the 1970 Nova SS for its classic muscle car status, and the 1966-1967 Novas for their styling and lightweight design. The best year also depends on what you prioritize, such as a specific engine option, a particular body style, or collectibility.
You can watch this video to learn how to identify a true Super Sport Nova: 36sHatch's Recreational EngineeringYouTube · Oct 29, 2025
Popular years and their key features:
- 1969 Nova: Frequently cited as a top year, especially for its performance options like the L-78 big-block engine.
- 1970 Nova SS: Known as a classic American muscle car, this model is highly sought after for its combination of a compact size and powerful performance.
- 1966-1967 Novas: Appreciated for their stylish, "killer" looks and lightweight design, which made them great for street and strip.
- 1968 Nova: A notable year for its available big-block 396ci engine, making it a powerful and collectible option.
Other factors to consider:
- Engine availability: The 1968 and 1970 models are desirable for their big-block engine options, while 1966-1967 models are known for their high-performance small blocks.
- Body style: You may prefer the "boxy" first-generation (1962–1965) or the more curved, fastback-like third-generation (1968–1974).
- Collectibility: The years with the most powerful factory options, especially the 1968, 1969, and 1970 models, are generally the most valuable.
What was the fastest 1/4 mile car in 1970?
Hemi Cuda 1/4 Mile Time Compared To The Fastest '70s Muscle Cars
| Model | 1/4 Mile Time |
|---|---|
| 1970 Plymouth Hemi 'Cuda | 13.1 Seconds |
| 1970 Chevrolet Chevelle SS 454 | 13.12 Seconds |
| 1970 Plymouth Road Runner 426 | 13.34 Seconds |
| 1970 Buick GS455 Stage 1 | 13.38 Seconds |
How much horsepower does a 1970 Nova SS have?
375 horsepower
1970 Chevrolet Nova SS
This car is a Nova SS and the package included 375 horsepower – 396 CID big block V8, dual exhausts, power front brakes, simulated hood air intake, simulated fender louvers, black out grille 14x7 inch wheels and E70 – 14 white-stripe tires.
What year was the fastest Nova?
Larry Larson's 1966 Nova: 2300hp. Awarded the title of the fastest Unlimited Class street car in America by Hot Rod magazine two years in a row, Larry Larson's '66 Nova can reach 209.1 mph in 6.95 seconds.
