Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

SEMA buys Performance Racing Industry

The Specialty Equipment Marketing Association (SEMA) on Tuesday finalized plans to purchase Performance Racing Industry, and the transaction will close later this month. John Kilroy, who has experience as editor and associate publisher of PRI Magazine and as vice president of the organization, will continue to lead it. For now, according to representatives from SEMA, it's business as usual.

Mercedes-Benz S63 AMG Coupe steps out before New York auto show debut

Following the unveiling of the striking S550 Coupe at the recent Geneva motor show, Mercedes-Benz has now taken the wraps off the even more powerful S-class two-door: The 2015 S63 AMG Coupe. It's set to make a public debut at the upcoming New York auto show. The plush, leather-lined four-seater, which will lock horns with the Bentley Continental GT when North American sales get underway later this year, runs a carryover twin-turbocharged 5.5-liter V8 engine from its predecessor, the CL63 AMG.

Monaco Grand Prix: It’s a Mercedes front row

Nico Rosberg & Lewis Hamilton pictured after making it a Mercedes front row in Monaco Two weeks ago in Spain, Nico Rosberg pipped team mate Lewis Hamilton to pole position, and he’s pulled the same trick on the streets of Monaco today to ensure the second Mercedes front row in succession and his own third pole position in a row. Behind the Mercedes it’s a Red Bull second row, with Sebastian Vettel taking third place and Mark Webber fourth, with the third row made up of the Lotus of Kimi Raikkonen and the Ferrari of Fernando Alonso. McLaren managed to take seventh (Perez) and ninth (Button) with Sutil’s Force India in eighth and Vergne’s Torro Rosso in tenth.