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

Hyundai i40 Hybrid & i30 CNG: Paris 2014

The Hyundai i40 Hybrid & i30 CNG on the floor in Paris Hyundai is busy trying to find ways to reduce emissions and increase economy – just like every other car maker – and has arrived at the Paris Motor Show with a pair of economy-focused models – the Hyundai i40 mild hybrid and an i30 running on compressed natural gas (CNG). The Hyundai i40 gets a 48V mild hybrid setup just like the Kia Optima-T Hybrid, which means a 48V lead-carbon battery which cuts emissions from the 1.7 litre diesel by up t0 20 per cent by allowing electric-only running at low speeds and when cruising and, just like the Optima, the i40 hybrid gets a belt-driven starter generator for seamless restarting, which also contributes to engine power in normal running. The beauty of the system – apart from improvements in economy and emissions – is that it’s very light compared to a full hybrid – just 46kg – and costs 75 per cent less than a full hybrid system to install.

2011 Honda CR-Z starts at less than $20,000

The first mainstream hybrid with a six-speed manual, the 2011 Honda CR-Z, will sticker at a shade less than $20,000 when it arrives on the market on Aug. 24. Honda announced pricing for the sporty compact two-seater on Tuesday, and a base car with the manual starts at $19,950, including a $750 destination charge.

2013 SRT Viper packs devilish details

The 640-hp V10, the curvy fenders, heck, even the carbon treatments—there are enough spotlight features on the 2013 SRT Viper to outfit two or three sports cars of lesser pedigree. While the potent engine and the striking design are clearly the signature elements of SRT's macho machine, there are a few subtle design cues lurking inside for sharp-eyed enthusiasts. Let's call them Easter eggs, and they're intricate yet intriguing.