Horstman Clutch Spring Height Adjuster Tool 1/8 Allen Karting Yamaha Kt100 on 2040-parts.com

Arizona auctions poised for record year

Gooding & Co. finished its second and final day of auctions on Saturday, and as has become the norm, beat last year's totals. Closing out its week at an estimated $34.9 million, eight lots made it into the million-dollar club.

A closer look at the 2015 BMW M3 sedan and M4 coupe: Turbocharged performance is gonna cost you

By the time the 2015 BMW M3 sedan and M4 coupe were revealed at the Detroit auto show, we already knew a lot about what to expect from the Roundel's newest generation of high-performance driving machines. It was no secret, for example, that the new M3 sedan and its two-door counterpart, the M4, will be down two cylinders and a few hundred pounds from their predecessors. Now that we've had a chance to get a look at the cars in production trim, here's a closer look at what's under all the aggressively vented fascias, spoilers and M badges.

McLaren MP4-12C to charge hill at Goodwood with Button and Hamilton at the wheel

The McLaren MP4-12C will make its much-anticipated public debut at Goodwood, and yet another advanced prototype will charge up the famous hill in the supercar portion of the event--driven by none other than McLaren Formula One stars Jenson Button and Lewis Hamilton. They'll be piloting the VP9 validation prototype finished in traditional McLaren orange. In addition to the hill charge, a new prototype will be on display with all of the carbon-fiber fittings, including splitter, engine covers and seatbacks.