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

National Motorists Association says get out of the way

This is a no-brainer to AutoWeek readers, but the National Motorists Association has launched a publicity campaign urging drivers to not block the left lane and cause traffic problems. The group has named June "Lane Courtesy Month," which coincides with higher traffic volumes for the summer. The group says a driver is lane-courteous when he or she is keeping clear of the left lane unless passing slower-moving vehicles, then moving back into the right lane as soon as possible.

Toyota testing breathalyzer unit on 30 commercial vehicles

Toyota Motor Corp. began road tests last week of a breathalyzer that is mounted on the instrument panel and locks a truck's ignition if it detects the driver has had too much to drink. The road tests involve 30 commercial vehicles.

Lexus GS 300h: Shanghai Motor Show

Offering much better economy than the GS 450h, it offers not only a viable alternative for private buyers looking for a bit of beautifully built Japanese luxury with lower running costs, but also makes the GS a much more appealing option for company car drivers – probably where most of the sales will be made. Lexus are aiming for Co2 emissions below 110g/km for the GS 300h (the IS 300h manages 99g/km) which will give headline economy around 60mpg – a third better than the GS 450h can manage. Power comes from the same hybrid drivetrain as the IS 300h, which means a 2.5 litre petrol mated to an electric motor and delivering 215bhp and o-62mph in around 8.5 seconds.