Mazda RX-8 Engine: Return of the Rotary

Danielle S
Feb 23, 2021

Blue 2011 Mazda RX-8 From Front-Passenger Side

Ready to indulge in the exhilaration of a true sports car? Don’t overlook the Mazda RX-8, a popular sports car that was produced from 2003 through 2012 and was equipped with a zesty, capable powertrain.

What are the specs of a Mazda RX-8 engine?

While exact specifications can vary by model year, the Mazda RX-8 is equipped with a 1.3L RENESIS engine with a power output of anywhere from 189 to 238 horsepower.

Discover more about the Mazda RX-8‘s unique engine in the article below, which covers this engine’s history and answers some of the most commonly asked questions about the engine itself.

History of the Mazda RX-8 Engine

When the Mazda RX-8 four-door coupe made its debut for the 2003 model year, it featured a naturally aspirated version of the brand’s 13B-MSP engine that put out a then-impressive 210 horsepower.

This 1.3L engine remained the same on every RX-8 through its final year of production in 2012. However, the engine did see some changes and upgrades over the years, such as a new engine oil pump in 2008.

When production of the RX-8 ended in 2012, its engine was also retired and not re-used with any other models. The last 1.3L RENESIS engine rolled off the assembly line on June 21, 2012.

People Also Ask

How Long Does a Mazda RX-8 Engine Last?

The Mazda RX-8 engine is known to run into a lot of problems, with reports that you can generally expect one of these engines to last for just around 60,000 miles. Of course, longevity will depend on many factors, including maintenance.

However, other reports claim that with proper maintenance, an RX-8 engine can last closer to 80,000 miles.

What are the Most Common Problems with the Mazda RX-8 Engine?

Unfortunately, the RX-8 engine was known for many recurring issues, including excessive burning of oil, defective engine seals, and high emissions.

The RX-8 engine’s chamber design also had low compression ratios, which results in low thermal efficiency.

What Makes the RX-8 Engine a Rotary Engine?

The RX-8 engine was unique in that it was a rotary engine, which means that it uses a series of rotating parts rather than reciprocating pistons to deliver power.

You can find out more about the differences between a rotary and piston engine in this YouTube video.

What Kind of Fuel Economy Does the Mazda RX-8 Engine Get?

Fuel economy for this engine can vary by model year. However, the 2011 RX-8 with 1.3L engine and six-speed automatic transmission gets an EPA-estimated 19 mpg combined with premium gasoline.

Meanwhile, six-speed manual models get slightly lower fuel economy at an EPA-estimated 18 mpg combined with premium fuel.

What Kind of Oil Should You Use in the Mazda RX-8 Engine?

Exact oil recommendations may vary by model year. However, the 2005 Mazda RX-8 reportedly takes 5W-20 full synthetic motor oil.

To find out exactly what type of engine oil to use in your RX-8, be sure to consult the owner’s manual.

Buying a Car? Check its Vehicle History Report!

Whether you’re looking at a used Mazda RX-8 or any other pre-owned car, getting a copy of its Vehicle History report is a must.

With more than 140 million pieces of data on nearly every make and model imaginable, Vehicle History is a convenient one-stop-shop for all your research.

avatar Danielle S
Danielle S. is a writer with more than 10 years of experience covering the automotive industry. She lives in Indiana ("The Crossroads of America") but enjoys road-tripping around the country whenever she gets the chance.
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