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

Alfa Romeo 159 (2009): new engines and trims

By Tim Swietochowski First Official Pictures 28 August 2009 10:52 Alfa Romeo has announced two new additions to the Alfa Romeo 159 engine range, which will also find their way into the Alfa Brera and Spider later in 2009. New trim options for the 159 have also been revealed.The first new powerplant is a 16-valve, turbocharged 1.7-litre petrol, which features variable valve timing and direct injection, developing 200bhp and 236lb ft of torque. The new 1750 TBi, which takes its name from the Alfa 1750 Berlina, propels the 159 to 62mph from rest in 7.7 seconds and on to a top speed of 147mph.Joining the petrol motor is a new common-rail 2.0-litre diesel, the JTDM, which produces 170bhp and 265lb ft of torque to give the derv 159 a 0-62mph time of 8.8 seconds and a top speed of 136mph.Are these new Alfa Romeo engines economical?The new petrol motor produces CO2 emissions of 189g/km (lowering the 159’s UK company car benefit-in-kind tax by six bands in comparison with the old 2.2-litre JTS engine) with the diesel pumping out 142g/km.

Porsche Cayenne S Diesel (2012) first pictures

Porsche has equipped its Cayenne SUV with a twin-turbo diesel engine, creating (no surprises here) the Cayenne S diesel. The 4.2-litre bi-turbo oil-burner puts out 376bhp and a rather wholesome 626lb ft of torque. That latter figures bests even the flagship petrol Cayenne Turbo: that car's twin-blown petrol V8 produces 'only' 516lb ft - and costs around £28k more than the Cayenne S Diesel.

Aston Martin Vantage V12 video: automotive truisms

The 2012 Aston Martin Vantage V12 Carbon Black gets plenty of attention in traffic. It's gorgeous and it sounds incredible. But with 510 hp and 420 lb-ft of torque, driving it on public roads can be an exercise in restraint.