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

Porsche Macan to debut at Los Angeles – gets V6 turbo petrol

The dealer presentation for the new Porsche Macan The Porsche Macan – Porsche’s take on a smaller version of the Cayenne to tap in to the more compact SUV market – will arrive at the Los Angeles Auto Show in November and get V6 turbo power. Jalopnik has managed to get photos of a dealer presentation of the Porsche Macan which confirms its arrival at Los Angeles and also gives us some detail of what will power the new smaller Porsche SUV. We’re not entirley sure the photo Porsche used in the presentation is the actual Macan (Jalopnik think Porsche has used a render by Auti Bild to muddy the waters for their dealers – just in case the presentation leaks) but it does seem clear that Porsche, at l;east initially, aims to provide the Macan with decent levels of Porsche power.

New Ecotec 2.5-liter to power 2014 Chevy Impala

The 2014 Chevy Impala will be the first to use General Motors' new 2.5-liter Ecotec four-cylinder engine. The company says it'll be smoother, quieter and more powerful than the mills it replaces. The least expensive Impala will house the new motor, which makes 196 hp and 186 lb-ft of torque, and start at $27,535.

Honda fires new F1 engine for first time

EVEN BEFORE the 2013 Formula 1 season has ended preparations and development are already well under way for next year, especially so because of a radical change to the rules. From 2014 all cars will be powered by small 1.6-litre turbocharged V6 engines, signalling the end of the current 2.4-litre non-turbocharged V8 engines, bringing them closer in basic layout - if not output - to normal road car engines. For Honda 2015 is a return to the sport in partnership with McLaren, and the Japanese firm's engines will power the 2015 McLaren challenger.