Remove Diesel Remove Exhaust Remove Gasoline Remove Sodium
article thumbnail

GM introduces new Cadillac 2013 ATS RWD luxury sport sedan; 2 four-cylinder, one V6 gasoline engine options, with diesel in the works

Green Car Congress

A diesel engine will enter the line-up in the future, GM said. 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. four-cylinder and a 270 hp (201 kW) 2.0L pounds (2.5 Like the 2.5L, the 3.6L

Cadillac 239
article thumbnail

New Federal-Mogul Powertrain high thermal conductivity seats and guides keep engine valves cooler; improved combustion, lower emissions

Green Car Congress

For exhaust valve head alloys, every 20°C reduction in temperature negates the need for an upgrade to the next, more expensive alloy specification. The improvement in exhaust valve head temperatures was even more marked; on a solid valve the peak was reduced by up to 70°C and on a hollow, sodium-filled valve, by up to 67°C.

Engine 150
article thumbnail

Powertrains for the New Opel Astra

Green Car Congress

liter diesel CDTI for the Astra. The new Astra is launching with a complete line-up of eight gasoline and diesel engines ranging from 70 kW/95 hp to 132 kW/180 hp. The CDTI turbo diesel line-up includes 1.3, A new diesel 1.3 The gasoline range comprises naturally-aspirated and turbocharged 1.4 Earlier post.)

Exhaust 199
article thumbnail

Eaton Highlights Range of New Products to Reduce Fuel Consumption and Emissions

Green Car Congress

The pursuit of fuel efficient vehicles is driving the development of smaller engines with a greater power density which puts more stress on the internal components like the intake and exhaust valves. When alloy choice alone is not enough to handle thermal loads, Eaton offers a full range of internally cooled engine valves. Tiggo, 1.3S

Eaton 218