Coker unveils 1939 Indy engine rebuild at SEMA show

Joe Lencki built a DOHC straight six in 1939 that made an astounding (for the time) 417 hp. The engine was in cars that raced, qualified or tried to qualify at Indianapolis all the way up to 1963. It was an innovative monoblock design that, with those cam covers and cooling fins, looks even cooler now than it probably did 63 years ago.

Police get tough with Ariel Atom supercar

ANYONE with a taste for speed might fear the sight of flashing blue lights in their mirrors, but nothing could be more frightening than this! British supercar maker Ariel has created this police-specification version of its new Atom 3.5 in order to support the Avon and Somerset Constabulary’s Safer Rider campaign. The Atom PL1 has the same 350bhp supercharged 2.0-litre Honda engine, sequential gearbox and spectacular performance as the regular car – with a 0-60mph time of 2.5 seconds it can match most superbikes – but with the addition of Avon and Somerset Constabulary livery, aerodynamic pursuit lights and safety equipment.

‘Bring a Trailer' exclusive: 1957 Pontiac Star Chief

Our love of Pontiacs is well documented here at Autoweek. So we couldn't resist showing you this lime-green example of a 1957 Pontiac Star Chief from our friends over at Bring a Trailer. It has a buy-it-now price of $23,500 on eBay and a “make offer” price of $22,000 on Craigslist.