Cylinder Head Gasket For 82.5mm Pistons For Audi 5-cyl 20v S2 S4 S6 Aby Adu Aan on 2040-parts.com

Awesome video of Porsche engine teardown

If you’re considering tearing down the 3.2-liter air-cooled flat-six in your 1984-1989 Porsche 911 , this stop-motion video should help motivate you. Skipping past all the stuck fasteners, broken parts and most of the unpleasant discoveries you’ll encounter when pulling any old engine apart has a way of making a full teardown seem downright manageable. But, whether you have an old 911 or not, this video is mighty entertaining and definitely worth a look.

Future Audis may time traffic lights for you

Here's a trick efficiency-chasing hypermilers have been using for years: spotting the cycles of stoplights from 100 to 200 yards out and letting the car coast up to the light just before it turns green, then carrying on without ever letting the car come to a complete stop. These hypermilers, along with professional truck drivers, do this because they know that accelerating from a standstill burns the greatest amount of fuel, and because letting a car coast up to the light with the automatic transmission downshifting by itself is easier on the transmission than stomping on the brakes right beneath the stoplight. Oh, and it's easier on the brake pads as well.

100% TobeUs: 100 designers for 100 new toy cars

Perturbed to see his children lost interest in their toys after just a few hours, Italian designer Matteo Ragni conceived a plan to create a toy with which they could form an emotional attachment. No simple feat, as parents will testify. After crafting simple cars from fragrant cedar wood, he saw his children's reactions and invited 99 other international designers to get involved.