Acdelco 15-50449 Expansion Valve on 2040-parts.com

Tesla Model S battery fire inquiry closed by NHTSA

The National Highway Traffic Safety Administration said it closed a three-month-long investigation of fires in the Tesla Model S this week, as Tesla announced a design change to better shield the electric car's batteries. Tesla Motors Inc. said today it has started building the Model S with a titanium underbody shield to prevent battery fires like the two that occurred in the United States last year when Model S drivers struck road debris.

McLaren P1: New Photos

Just hours ahead of the official reveal of the McLaren P1 supercar we have a new set of photo showing more of the P1. We’ll have to wait until tomorrow for any technical details of what McLaren has put under the skin of the P1, but we do now have far more P1 photos to make a judgement on how it looks. The first three photos showed us the backend, side view and front three quarters of the P1, but now we get to see the P1 in almost all its glory in these new photos.

Ferraris and more at RM's Monaco Auction

The upcoming RM Auctions event in Monaco will feature no fewer than 22 Ferraris, spanning 60 years of production. Classic cars and a huge selection of Italian bikes will cross the block May 11 and 12 at the Grimaldi Forum. Three Prancing Horses in particular will headline the event, which is held concurrently with the Monaco Grand Prix.