Early Dodge Brothers Hub Caps Db Original Set Of 4 W/ Emblems on 2040-parts.com

Underground Racing Lamborghini cracks 250 mph--watch the video here

Earlier this year, we told you about Underground Racing, a shop in Charlotte, N.C., that makes a business out of upgrading Lamborghinis with twin turbochargers to boost engine output to more than 1,000 hp. Now, a Lamborghini Gallardo Superleggera upfitted by Underground Racing cracked the 250-mph mark at the Texas Mile event. Car owner Richard Holt made the 250.1-mph run in late March, but video was posted just this week.

Audi RS5 TDI Concept gets electric turbo and 380bhp

The Audi RS5 TDI Concept (pictured) gets an electric turbo It’s two years since Audi revealed it was working on an electric turbo to be used in a twin-turbo setup, with the electric turbo able to offer boost pressure from much lower down the rev range than a normal turbo. That has turned in to the Audi RS5 TDI Concept, where Audi has replaced the normal RS5‘s V8 with a 3.0 litre TDI engine with a small electric turbo for low rev work and a bigger turbo to do the higher rev stuff. The electric turbo works from the off to provide maximum torque of 553lb/ft from just 1250rpm, before the bigger normal turbo takes over at 3,000rpm to continue the boost.

Renault Twizy Sport F1 concept

The Renault Twizy Sport F1 concept has been unveiled at Renault's plant in Vallalodid, Spain. A collaboration between both Renault Sport F1 and Renault Sport Technologies, the concept sits on the wheels of a single-seater racecar and features a front splitter, side-pods, a rear wing and a diffuser with an F1-style rain light. When looking at the concept, which measures in at 2,600mm long, 1,490mm wide and 1,450mm high, the tires are one of the first things you see, and are the same as those fitted to the Formula Renault 2.0 single-seater.