Holley 134-104 - Hung Fuel Bowl Kit With Provision For Accelerator Pump And 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.

Mazda Mazda6

Mazda has revealed that it will unveil its new 2014 Mazda6 sedan, the second model bearing its new generation design language following on from the CX-5 crossover., at the Moscow motor show on 29 August. Although very few details have been released, it's clear from these teaser images that it's closely related to last year's Takeri concept car in terms of both surfacing and graphics. The car, designed under the new KODO ‘Soul of Motion' design language, incorporates the full range of SKYACTIV technologies.

Koenigsegg teases Agera One:1 hypercar with 1,340hp

Koenigsegg has released the first official image of its new Agera One:1 hypercar, set to make its world debut at the 2014 Geneva Motor Show next month. Based on the Swedish firm’s Agera R model, the One:1 concept produces a whopping 1,340hp and weighs 1,340kg, meaning the car has a power-to-weight ratio of 1,000hp per tonne. That’s a lot.