Opel to Debut Three New Engine Options

General Motors Co.'s Opel unit will publicly unveil three members of its new engine family when it introduces the redesigned Insignia midsize sedan at the Frankfurt auto show next month.

The Insignia will be offered in Europe with a choice of a four diesel variants and two turbocharged, direct-injection gasoline engines. The lineup of 2.0-liter diesels includes a base 120-hp unit that consumes just 3.7 liters per 100 km (63.6 mpg) and emits only 99 g/km of carbon dioxide in the European test cycle.

The Insignia's top-end 2.0-liter diesel makes 195 hp and 295 lb-ft of torque. The engine is fitted with two turbochargers and two intercoolers, helping the car zip from zero to 100 kph in 8.7 seconds and reach a top speed of 230 kph (143 mph).

The two new spark ignition four-bangers include a 1.6-liter unit that makes 170 hp and 192 lb-ft of torque and a 2.0-liter powerplant that produces 250 hp and 295 lb-ft of torque. The smaller engine has a European fuel economy rating of 5.9 liters per 100 km (40 mpg) and emits 139 g/km of CO₂.

Opel announced earlier this month that it also will unveil a new 1.0-liter 3-cylinder turbocharged gasoline engine at the Frankfurt show. The little 115-hp engine will debut in the company's Adam city car next year.