Nos (6) Pistons 1961 - 65 Mustang Falcon Meteor Comet Truck .030 3 1/2" L494 on 2040-parts.com

Rennsport Reunion video: Porsche chases Porsche at Laguna Seca

The Rennsport Reunion is the world's largest gathering of Porsche race cars, and this year it touched down at Mazda Raceway Laguna Seca in California. We've seen the family portrait of Porsche race cars and we've seen historic race cars laying rubber at the famed track. But if you thought Porsche's new crop of sheetmetal was absent, you'd be wrong.

BMW M5 2011 (F10) at Nurburgring +video

The 2011 BMW M5 caught on video near the Nurburgring Wonderful power plant though the V10 is, in these economy and emissions conscience times it is a pragmatic move by BMW to use the 4.4 litre V8 already seen in the X5M and X6M in the next generation M5. It seems almost certain if you watch this video – especially at around 3:15 where you can hear the turbos quite clearly – that forced induction is the route BMW are taking. But it seems likely that the M5 will get a few more horses than others in the BMW range using the same powerplant.

2012 Chevrolet Corvette upgrades focus on track performance

To keep up on the track with the Vipers and Super Snakes of the world, Chevrolet has upgraded the Corvette for 2012. There's no change to the engines or their output for 2012, but you will shave a few seconds off your lap times with the newly optional Michelin Pilot Sport Cup Zero Pressure tire. Only offered on the Z06 and ZR1 models, the package includes the tires, 285/30-19 in front and 335/25-20 rear, and lightweight aluminum Cup-style wheels in satin black or machined finishes.