A tale of two-strokes

Article Abstract:

Two-stroke engines are not manufactured for automobiles because they produce high levels of nitrogen oxides that are unlikely to meet future air quality standards. Facts gleaned from their development are used to develop four-stroke engines with direct-fuel-injection.

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Mercedes-Benz 600SL

Article Abstract:

The $132,190 600SL is a superbly engineered convertible with a V-12 engine that delivers 389 horsepower for powerful yet smooth performance. Elegant styling includes leather seats and walnut veneer, and options include a cellular telephone.

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Lincoln Navigator: living high off the hog

Article Abstract:

The Lincoln Navigator is an upscale sport-utility vehicle available in both two- and four-wheel drive versions. A 230-hp, 5.4-liter engine provides smooth, quiet performance. The base price is $39,950.

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