27-827154 Rocker Cover Gasket Mercruiser Alpha Gen on 2040-parts.com

One Lap of the Web: Cool classic concepts, Rat Pack Cadillacs and even more Vin Diesel

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. -- Petrolicious brings us an awesome VWvortex forum thread packed with prototype photos, design proposals and concept sketches of everything from the Iso Grifo to the 1994 Mustang.

The hidden cost of fuel-efficient cars

Yesterday’s drive of the new Fiesta ECOnetic got me thinking. It’s astonishing what car makers can get out of a car these days. The new ECOnetic manages a combined figure of 76mpg.

One Lap of the Web: Vintage trailer marketplace, Toyota's Amlux showroom closes and the Jeep Comanche pickup

-- Tin Can Tourists is a club for vintage travel-trailer enthusiasts. Just in time for Christmas, they've turned their Twitter account into an impromptu classifieds section, featuring everything from a 1956 Scotsman ($8,500) to a tiny 1966 RECO "canned ham" trailer (just $900). Check it out at @TinCanTourists.