Ski Doo Mini Z, 98-02 Custom Graphics Kit - Red Tattoo on 2040-parts.com

One Lap of the Web: Jay Leno does the T-REX, Porsche 912 restoration and cars with swimming pools

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. -- Watch as Jay Leno explores the 2013 Campagna Motors T-REX, a three-wheel, street-legal motorcycle that is insanely fast, especially since one of the powertrain options is a six-cylinder BMW engine and the thing weighs practically nothing.

New Lexus RC F to rival BMW M4

Lexus has confirmed the first details of a new RC F high performance model, which will debut at the Detroit Motor Show 2014 next week. Driven by what’s said to be the most powerful 5.0-litre V8 ever offered by Lexus, the RC F is set to top the new RC coupe range that was unveiled at the 2013 Tokyo Motor Show last November. A spiritual successor to the old Lexus IS F, the RC F will become the first rival to challenge the new BMW M4 later this year.

Toyota works to make driving while elderly easier, safer

Japan is getting older -- much older. By some estimates, 30 percent of Japanese city dwellers will be 65 or older by 2040. Never mind its financial implications: This demographic time bomb may be a recipe for on-road mayhem.