Green Car Congress

SEPTEMBER 20, 2012

A new, gasoline direct-injected (GDI) Ecotec 2.0L Increased efficiency in all of the new Ecotec engines is achieved in part through lower engine friction, which was reduced by up to 16% using new technologies such as a variable-displacement oil pump. Modular balance shaft system in the oil pan. New Ecotec 2.0L Click to enlarge.

2013 236

2013 Oil-Sands Chevrolet Sodium 236

Green Car Congress

JANUARY 9, 2012

All of the gasoline engines feature direct injection and dual overhead camshafts with continuously variable valve timing, which help optimize power and efficiency, as well as reduce emissions. GM is offering a choice of three power-dense engines, including two new four-cylinder units—a standard 2.5L Air-to-air intercooling system.

Cadillac 239

Cadillac 2013 Engine GM 239

Cars That Think

DECEMBER 24, 2023

The battery in her EV is a variation on the flow battery , a design in which spent electrolyte is replaced rather than recharged. The design returned to life in the mid-20th century, was developed for possible use on a moon base, and was further improved for use in grid storage.

Lithium Ion 145

Lithium Ion Batteries Battery Li-ion 145

Tony Karrer Delicious EVdriven

APRIL 28, 2009

The revised Think from Think Global has emerged as popular in Europe with a more stylish design than the earlier iteration. It features ABS brakes, dual airbags, and is designed to meet all European and U.S. safety requirements. Massive government subsidies are upending commercial considerations.

Manufacturer 34

Manufacturer Electric Cars Cars i-MiEV 34