Supercars Codexery

Hennessey Venom GT

A Lotus-based hypercar that chased speed records.

Hennessey Venom GT

via Wikipedia: Hennessey Venom F5 · see source

The Hennessey Venom GT is a high-performance sports car from American manufacturer Hennessey Performance Engineering. It is built on a heavily modified Lotus Elise/Exige chassis, retaining parts like the roof, doors, side glass, windshield, cockpit, floorpan, HVAC system, wipers, and headlamps, though Hennessey is not affiliated with Lotus. For road registration, the car is classified as a modified Lotus Exige and is not a series production vehicle. Its curb weight is 2,743 lb (1,244 kg), achieved with carbon fiber bodywork and wheels. Braking comes from Brembo six-piston calipers up front and four-piston units at the rear, with 15-inch (380 mm) carbon ceramic rotors from Surface Transforms.

The drivetrain features a twin-turbocharged 427 cu in (7.0 L) GM LS7 V8 engine, using LS9 architecture with reinforced internals, extra head bolts, aluminum heads, and twin Precision dual ball bearing turbochargers. Output is 1,244 hp (928 kW; 1,261 PS) at 6,600 rpm and 1,155 lb⋅ft (1,566 N⋅m) of torque at 4,400 rpm, with three adjustable power settings: 800 hp (597 kW; 811 PS), 1,000 hp (746 kW; 1,014 PS), and 1,200 hp (895 kW; 1,217 PS). The redline is 7,200 rpm. The mid-mounted engine connects to the rear wheels via a Ricardo six-speed manual transmission, also used in the Ford GT. A programmable traction control system manages power, while computational fluid dynamics-tested bodywork and downforce aid stability. An active aero system with an adjustable rear wing deploys based on road and track conditions, and an adjustable suspension allows ride height changes of up to 2.4 inches (61 mm) depending on speed and driving conditions. Tires are Michelin Pilot Sport 2.

On January 21, 2013, the Venom GT set a Guinness World Record for the fastest road-legal car from 0–186 mph (0–300 km/h), averaging 13.63 seconds. It also achieved an unofficial 0–200 mph (0–322 km/h) time of 14.51 seconds, beating the Koenigsegg Agera R’s 17.68 seconds, making it the unofficial fastest-accelerating road-legal car. On April 3, 2013, it reached 265.7 mph (427.6 km/h) over 2 miles (3.2 km) at Naval Air Station Lemoore, California, verified by two VBOX 3i systems and VBOX officials. On February 14, 2014, at Kennedy Space Center’s 3.22-mile (5.2 km) shuttle landing strip, it recorded 270.49 mph (435.31 km/h) over 2.3 miles (3.7 km), driven by Brian Smith. Because the run was single-direction and only 29 cars were produced (Guinness requires at least 30), it does not qualify as the world’s fastest production car. On March 25, 2016, the Venom GT Spyder hit 265.57 mph (427.4 km/h) at Naval Air Station Lemoore, verified by Racelogic as the world’s fastest road-legal open-top sports car. Hennessey later revealed the Spyder was about 300 hp (224 kW) down due to a faulty fuel pump; normally its 7.0-liter V8 produces 1,451 hp (1,082 kW; 1,471 PS) and 1,287 lb⋅ft (1,745 N⋅m) of torque.

The Venom GT Spyder is the open-top variant. Aerosmith’s Steven Tyler requested one in mid-to-late 2011, leading to structural changes that added 30 lb (14 kg) to the curb weight. Tyler’s car was the first of five planned for the 2013 model year. It was auctioned by Barrett-Jackson in Scottsdale, Arizona, on January 20, 2017, for US$800,000. For the 2016 model year, the Spyder gained 207 hp (154 kW) for a total of 1,451 hp (1,082 kW). Production was limited to five units, plus a one-off “Final Edition” Spyder, bringing the total to six.

The Venom GT “World’s Fastest Edition” (2014) is a coupe limited to three units, commemorating the 0–300 km/h Guinness World Record. It sold for US$1.25 million, and all three were sold shortly after announcement.

The Venom GT “Final Edition” (2017) is a single Spyder marking the end of the model’s six-year production run. It has the same engine output but a curb weight reduced by 9 lb (4 kg), finished in Glacier Blue with double narrow white stripes. It was pre-sold for US$1.2 million before its public debut.

The successor is the Hennessey Venom F5, unveiled in November 2017. Unlike the Venom GT, the F5 is a series production car built entirely from the ground up, including its own chassis and engine.

Manufacturer
Hennessey Performance Engineering
Production years
2011–2017
Engine
Twin-turbocharged 7.0L GM LS7 V8
Power output
1,244 hp (928 kW) at 6,600 rpm
Curb weight
2,743 lb (1,244 kg)
Top speed (unofficial)
270.49 mph (435.31 km/h)
0–186 mph time
13.63 seconds (Guinness World Record)

Verified Timeline

20142017202020212024

Lore & Background

The Venom GT was developed by Hennessey Performance Engineering, a US tuner and manufacturer. It retained many Lotus Elise/Exige components, including the roof, doors, and windscreen, but was heavily modified with carbon fiber bodywork and a twin-turbocharged 7.0L V8 engine. The car was registered for road use as a modified Lotus Exige and was not a series production car. It also achieved an unofficial 0–200 mph time of 14.51 seconds. The Spyder was limited to five units plus a one-off Final Edition. The Venom GT was succeeded by the Hennessey Venom F5 in 2017.

Reader's Guide

The Hennessey Venom GT occupies a unique place in automotive history as a low-volume, extreme performance car built on a modified Lotus platform. Its significance lies in its record-breaking acceleration and top speed achievements, which challenged established hypercar manufacturers. However, its status as a record holder is complicated by its limited production—only 29 cars were built, falling short of the 30 required for Guinness World Records' production car category. The Venom GT's legacy is that of a tuner-built machine that pushed boundaries, but its successor, the Venom F5, was designed as a ground-up series production car, marking a shift toward full manufacturer status. The car's adjustable power settings and active aerodynamics demonstrated Hennessey's engineering ambition, while the Spyder variant's origin with a celebrity request added a touch of pop culture lore.

Did You Know?

Engineering & Powertrain

The heart of the Venom F5 is Hennessey's own Fury engine, a twin-turbocharged 6.6-liter V8 that generates up to 1,817 horsepower and 1,193 pound-feet of torque. For owners who want even more, the Evolution package—priced at an additional $285,000—pushes output to 2,031 horsepower by running E85 fuel and claims a 0-to-200-mph sprint of just 10.3 seconds. Power reaches the rear wheels through a CIMA-supplied seven-speed single-clutch automated manual gearbox with paddle shifters and a limited-slip differential. The entire chassis and body are constructed almost entirely from carbon fiber, keeping the car's weight at approximately 2,950 pounds with fluids aboard. That yields a remarkable power-to-weight ratio of 1,358 horsepower per ton. The concept car's sleek active-aerodynamics design achieved an estimated drag coefficient of 0.33, while the production variant, which swaps active aero for a smaller fixed spoiler, carries a slightly higher figure of 0.39.

Production & Exclusivity

Hennessey capped total production of the standard Venom F5 at just 24 units. By December 2020, half of those had already found buyers at an initial U.S. price of $1.6 million; the remaining twelve carried a raised sticker of $2.1 million. In August 2021, the company confirmed that all 24 slots were spoken for. The lineup expanded with the Venom F5 Revolution, a track-focused variant limited to 36 cars—24 coupes and 12 roadsters, with the open-top allocations already sold out. Priced around $2.7 million, the Revolution receives revised aerodynamics, retuned suspension, lighter wheels, a roof-mounted air intake, and onboard digital telemetry. Chief Engineer John "Heinrocket" Heinricy, a former GM performance specialist behind the Cadillac CTS-V and Corvette Z06, led the Revolution's development and called it the most demanding project of his career. Hennessey's Maverick division further extended the family with a one-of-one Venom F5 Revolution LF.

The Pursuit of Speed

The very name "F5" is a nod to the highest rating on the Fujita tornado scale, a category reserved for winds reaching 261 to 318 miles per hour. Hennessey set its sights on that upper boundary, targeting a top speed in excess of 311 mph—500 km/h—to claim the title of world's fastest production car. While that ultimate benchmark remains the company's stated goal, a concrete milestone arrived on July 30, 2024, when John Hennessey himself piloted a Venom F5 down a stretch of road in Florida, USA. The car shattered the standing one-half-mile record for production vehicles, covering the 805-meter distance in 14.44 seconds at a top speed of 219 mph (353 km/h). That run demonstrated the Fury engine's raw straight-line capability and the carbon-fiber structure's ability to handle extreme loads. For a marque that has built its identity around pushing the envelope of automotive speed, the Florida record served as both a validation of the F5's engineering and a stepping stone toward the 500-kilometer-per-hour dream that has driven the project since its inception.

From Concept to Customer

The Venom F5 first appeared to the public in August 2014, but it was not until November 1, 2017, at the SEMA Show in Las Vegas, that an exterior mock-up was displayed. That concept featured three exhaust tips and active aerodynamics, neither of which survived into the production car, which instead carries four exhausts and a smaller fixed spoiler. Development was contracted to Delta Motorsport at its Silverstone, England facility—the same team that built every previous-generation Venom GT for Hennessey. Hennessey itself became an accredited titled manufacturer in 2017, making the F5 its first wholly proprietary vehicle. Inside, the company stressed space, quality, and comfort, noting that an undisclosed NFL player standing 6 feet 7 inches tall has ordered one of the first production cars. Every F5 ships with a "Treasure Chest," a large aluminum box holding the key fob, a magnetic trickle charger, and a tow hook. The key fob's serial-number plate is machined from a metal component salvaged from a Space Shuttle launch, a piece John Hennessey received from an astronaut and broke into fragments so each owner could hold "a piece of space."

Common Misconceptions (Editorial)

- Some believe the Venom GT is a fully original hypercar, but it is actually based on a heavily modified Lotus Elise/Exige chassis, retaining the roof, doors, and windscreen. - It is often assumed to be a production car eligible for official records, but only 29 were built—falling short of the 30 needed for Guinness World Records' production car category. - The Venom GT is sometimes confused with a series production model, but it was registered for road use as a modified Lotus Exige and was not a series production car.

Why It Matters (Editorial)

The Hennessey Venom GT endures as a symbol of audacious American tuning, proving that a heavily modified lightweight platform could challenge—and unofficially beat—the world’s most exotic supercars. Its legacy lies in the sheer audacity of its engineering, pushing boundaries with a twin-turbo V8 in a Lotus shell, even if its limited production kept it from official record books.

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Frequently Asked Questions

What is the Hennessey Venom GT?

It is a limited-run American hypercar produced by Hennessey Performance Engineering from 2011 to 2017. The car was built around a heavily modified Lotus Elise/Exige platform and pushed well beyond anything Lotus originally offered.

What engine and power output does the Hennessey Venom GT have?

It is powered by a twin-turbocharged 7.0-liter GM LS7 V8 that produces 1,244 horsepower at 6,600 rpm. That enormous output is delivered through a chassis that weighs just 2,743 pounds, giving the car a staggering power-to-weight ratio.

How fast is the Hennessey Venom GT?

The car logged an unofficial top speed of 270.49 mph (435.31 km/h), making it one of the quickest production-based cars of its time. Because only a handful were ever built, that figure is commonly cited as unofficial rather than a certified record.

What is the Hennessey Venom GT based on?

The underlying chassis comes from a Lotus Elise/Exige, reworked extensively to house the massive twin-turbo V8 and its supporting systems. Hennessey essentially took Lotus's lightweight architecture and grafted a far more powerful American powertrain onto it.

Why is the Hennessey Venom GT significant in supercar history?

It demonstrated that a small U.S. tuning shop could build a car that matched or beat European hypercars in raw straight-line speed. Its record-setting runs, despite the car never being a true series-production model, solidified Hennessey's standing as a credible high-performance manufacturer.

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