Hennessey Performance Engineering

Hennessey Performance Engineering is going to smash its own world record on Monday, teasing a run that goes past 270.49 miles per hour.

Hennessey has a proud history of tuning high-performance machinery from General Motors and taxing it out onto Grand Parkway, a new stretch of toll road on the outskirts of Houston, Texas. That's what it did with the Cadillac CTS-V, spooling its twin turbochargers until it cracked 220 mi

The McLaren MP4-12C is the latest project from Hennessey Performance Engineering, and the folks tweaking the British supercar's twin-turbocharged V8 have given it 704 horsepower through an engine management software upgrade, intercooler upgrade, new stainless steel exhaust system and dual air induction filters.

Hennessey Performance – that purveyor of things silly-powerful – has announced a sequel to its bonkers Lotus-based Venom GT, the appropriately sequential Venom GT2. While the performance company isn't quite ready to release full technical details about the new car, it has supplied us with a few of the vitals, as well as a g

There's gilding the lily, and then there is this: An open-air version of Hennessey's 1,200-horsepower Venom GT supercar.

What do John Entwistle, Rutherford B. Hayes, Hugh Jackman and Hennessey Performance Engineering all have in common? Very little, we imagine, outside of celebrating October birthdays.

It's easy to talk endlessly about unbelievably powerful cars, almost to the point that numbers become meaningless. In an effort to crystallize what 1,200 horses in a 2,685-pound car can do in the real world, we present a new video of the 2012 Hennessey Venom GT.

Hennessey Venom GT clears its throat – Click above to watch the video after the break

2011 Hennessey V700 Coupe on the dragstrip – Click above to watch video after the jump

Hennessey Venom GT – Click above for high-res image gallery

2010 Hennessey V700 - Click above for high-res image gallery

Hennessey Hyundai Genesis Carbon Coupe - Click above for high-res image

Click above to enlarge the Henessey HPE700 Camaro

Click image for hi-res gallery