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2-stroke


2/4SIGHT engine concept switches between 2 and 4 stroke operation

Until electric cars and their associated technologies (motors, batteries, controllers etc.) become mainstream, the internal combustion engine will need to be further refined in order to meet upcoming fuel economy requirements and current emissions regulations -- while still producing the power that consumers have come to expect. HCCI is one technology currently being developed to make these goals possible, while direct injection and turbocharging are simply becoming quite common. Ricardo has developed a new prototype engine called 2/4SIGHT ... Read more →

Italy plans to pay riders to replace their old scooters with new ones Jeremy Korzeniewski

Italy is a bastion for cool old scooter finds, as classic manufacturers such as Piaggio, Vespa and Lambretta were born and bred there. These classic scooters include striking and beautiful design ...

Tour Coupes creator: 2-stroke putt-putt cars aren't "high polluting" Mike Magda

Tour Coupes are hitting the streets of San Diego. An ingenious concept, the little 2-seater 3-wheelers pull in a GPS signal that activates an on-board narration to describe the city sights. Visitors ...

2/4SIGHT engine concept switches between 2 and 4 stroke operation 1 year ago on Autoblog Green

Until electric cars and their associated technologies (motors, batteries, controllers etc.) become mainstream, the internal combustion engine will need to be further refined in order to meet upcoming fuel economy requirements and current emissions regulations -- while still producing the power that ...

Italy plans to pay riders to replace their old scooters with new ones 1 year ago on Autoblog Green

Italy is a bastion for cool old scooter finds, as classic manufacturers such as Piaggio, Vespa and Lambretta were born and bred there. These classic scooters include striking and beautiful design aesthetics as well as solid construction methods. Also in their favor are decades of sentimental ...

Tour Coupes creator: 2-stroke putt-putt cars aren't "high polluting" 3 years ago on Autoblog Green

Tour Coupes are hitting the streets of San Diego. An ingenious concept, the little 2-seater 3-wheelers pull in a GPS signal that activates an on-board narration to describe the city sights. Visitors can rent the 8-foot-long vehicles starting at $45 an hour or $165 a day. The vehicles are registered ...


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