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

Holden shows Efijy concept at the Australian International Motor Show

Holden's designers and engineers have delivered a knockout showcar at last month's Australian International Motor Show in Sydney. The Efijy (effigy - n. a stylistic representation of someone or something famous) is a stunning nod to the classic 50s FJ Holden with steroid-fed hot rod lines.

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.

New Audi Q7 (2013) to shed weight. But no Audi Q9 planned.

The 2013 Audi Q7 will be much lighter than the current Q7 The Audi Q7 was rather late to the SUV party of the noughties, not hitting the road until 2005. That meant the Q7 had a bit of an edge when it launched, as it was newer than its competition, but it also means the Q7 is still soldiering on when its competition has already launched newer, shinier models. But Audi are working on fixing that, and fixing the biggest criticism of the Q7 in the process – its sheer weight and size.