A naturally aspirated engine, also known as a normally aspirated engine, and abbreviated to N/A or NA, is an internal combustion engine in which air intake...

in 2004+ supercharged, and 2005+ naturally aspirated engines, instead of the cast iron style from Series II engines. Emissions are also reduced. In 2005...

street-legal naturally-aspirated engine, and at the same time, it was the lightest production naturally-aspirated V-8 engine, weighing only 135 kilograms...

Enzo, it set the record for the most powerful naturally aspirated engine in a road car. The 5998.8 cc engine, designed for the Enzo, is known within Ferrari...

naturally aspirated variants, the engine is noted for its reduced size, weight, fuel consumption and CO2 emissions. In the 2011 International Engine of...

The HB is a series of 3.5-litre, naturally-aspirated V8 Formula One racing engines, designed, developed and produced by Cosworth, in partnership with...

The RA is a 6.5-litre, naturally-aspirated V12 engine, commissioned by Adrian Newey, and designed, developed and produced by Cosworth for the Aston Martin...

in 2.65-liter, 3.0-liter and 3.4-liter, turbocharged and naturally-aspirated, V8 racing engine versions. They are used in the CART series, IRL IndyCar...

Vortec 4200 naturally-aspirated petrol engine Straight-six engines used in automobiles include: 1978-1995 Volkswagen D24 naturally-aspirated engine and the...

The Viper engine is a high-performance naturally-aspirated pushrod 2 valve-per-cylinder 90° V10 engine designed by Chrysler but with aluminum block castings...