Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

One Lap of the Web: Key chains, Jay Leno and the Ford Fiesta

We spend a lot of time on the Internet -- pretty much whenever we're not driving, writing about or working on cars. Since there's more out there than we'd ever be able to cover, here's our daily digest of car stuff on the Web you may not otherwise have heard about. -- Speedhunters.com gives us a sneak peek of some photos in its #MaximumAttack book.

Study finds teens model driving habits after parents

Teen driving habits are heavily influenced by those of their parents, according to a recent study by Toyota and the University of Michigan Transportation Research Institute. Good or bad, teens are likely to model their level of distraction and attention to safety after their parents, according to the national study that surveyed teen drivers ages 16 to 18 and parents of teen drivers. In general, parents who engage in distracting behaviors more frequently have teens who engage in distracting behaviors, according to the study.

Koenigsegg Agera & Agera R 2012 updates

The Agera & Agera R get a raft of tweaks for 2012 Koenigsegg has revealed improvements to the Agera and Agera R for 2012, which will debut at Geneva next week. We’re not sure just how many Koenigsegg Agera R models have actually been built and delivered (or the standard Agera R, for that matter), but however many it is it’s not more than a handful. Still, standing still means going backwards – whether you’ve built a single car or a million – so Christian von Koenigsegg and his men in the snow in a shed in Sweden have been busy putting the Agera and Agera R at the cutting edge for 2012 models.