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

California looks to tighten pollution limits

The California Air Resources Board is scheduled to vote on Thursday on whether to adopt stricter clean-air standards for the state proposed by the Advanced Clean Car program. The program's proposal combines the control of soot, smog-causing pollutants and greenhouse-gas emissions into a package that may be required for model years 2017 through 2025. According to the program, the rules aim to clean up conventionally powered cars, deliver more zero-emissions cars and ensure that a fueling infrastructure is available.

Porsche 991 GT3 Cup (2013): the new racer revealed

The first 991-generation to bear the GT3 name isn't a hardcore road car: it's the latest version of the world's most successful racing car. This is the Porsche 911 GT3 Cup car, a stripped-out racer that'll compete in a one-make racing series from 2013. It'll also spawn other racing versions of the rear-engined icon, and eventually track-day versions of the 991 too.

Hyundai i30 R Turbo at Geneva 2013

The anticipated ’hot’ Hyundai i30 looks like it’s arriving at the 2013 Geneva Motor Show with the turbo engine from the Veloster. It’s nearly a year since we reported that Hyundai were planning to make a performance version of the i30, with the 1.6 litre turbo from the Velsoter Turbo promising decent performance and up to 200bhp. Now Autoblog in Spain are reporting that a Hyundai i30 RS (or i30 R or i30 GT or i30…) will arrive at the 2013 Geneva Motor Show as a prelude to a 2014 launch.