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

Autoweek in review: What you might have missed

Rally driver Ken Block spent his summer on a three-continent tour of car trickery, and his highlight video can be viewed here. The Chevrolet Volt has been in the spotlight this week because of a NHTSA investigation into battery-pack fires, but the car still topped an owner-satisfaction survey. Tokyo Motor Show press days were this week, and you can check out our complete coverage here.

Bentley returns to racing with Continental GT3 (2012)

Think of Bentley and you might immediately imagine weighty, vaguely sporting luxury cars. Think racing and Bentley, and a 1920’s Blower Bentley pounding around Brooklands might pop into your head. But Bentley is going to try and change that, taking the brand back to the race track with the new Continental GT3 racing car.

German new car sales drop 11 per cent – pre-reg accounts for 33.5 per cent

New car sales in Germany dropped by 11 per cent in September with pre-reg cars accounting for over a third of all sales. That drop of 11 per cent in Germany is despite deep discount offers – an average of 12.2 per cent in September – with even the previously invincible Mercedes and VW having to offer discounts of up to €3k, despite which VW’s sales fell by 20 per cent in Germany and Mercedes by 12 per cent. What’s perhaps most interesting about the decline in car sales in Germany is the number of pre-reg cars sold (pre reg cars are cars registered by dealers to hit sales targets and then sold at a discount of up to 25 per cent).