Mazda’s new chairman has provided the strongest hint yet that a rear-wheel drive rotary-powered sports car will once again grace its showrooms. Speaking to Australian journalists in Hiroshima, Seita Kanai would not rule out the development of a second model based on a version of the new rear-drive platform that will underpin next year’s fourth-generation…
The Eunos Cosmo is the pinnacle of rotary technology. Mazda simply did not compromise when designing what is arguably the ultimate vehicle in their automotive history. With it’s legendary rotary engine now available in 3 rotor form, the Cosmo was designed with the sporting affluent in mind, & to exceed all their expectations. Jaguar, BMW…
This year is the 50th anniversary since Mazda introduced at the Tokyo Motor Show the first rotary engine car in mass production would last four years later, in 1967. This car is the mazda cosmo sport, let’s step back a bit in time, to see how they lived the situation at the time: To respond…
The Mazda R100 was the export name for the Mazda Familia Rotary Coupe, an automobile produced by Mazda in Japan from 1968 to 1973. It used the chassis from the Familia and the rotary 0820 engine similar to the one used in the Cosmo Sport Series II. It was a 2 door 2+2 coupé and…
Rotary Pickup The Rotary Pickup (REPU) was the world’s first and only Wankel engined pickup truck. It was sold from 1974 to 1977 and appears to have been available only in the United States and Canada. The Rotary Engined Pickup (REPU) had a four-port 1.3L 13B 4-barrel carbureted engine, flared fenders, battery mounted under the…
Next Generation RENESIS (Rotary Engine 16X) In 2007, the 40th anniversary year of Mazda’s rotary engine, Mazda announced a plan to develop the next generation Renesis (16X). The aim was to improve fuel economy and increase torque at all engine speeds through a redesign of its basic estructure. Three features Point1: New dimensions. Higher thermal…
Greetings to all! We bring you a new installment of the readers cars, in this case it is a Mazda Rx7 FC and his owner is called Jimney This absolutely pristine, you can see that despite the passage of time, the car looks very good. This particular model is N / A, which lacks turbo…
The World’s Only Rotary Engine Plant How was Mazda able to pioneer the commercial use of dual-rotor REs in 1967 ahead of all the other carmakers? How can the company keep producing and improving the engine after 40 years? The answer lies not only in continuing research and development but also in the company’s superior…
Mazda will bring back the RX7 in 2017, with less weight, less complexity and a greater emphasis on driver involvement. Mazda Motor Corporation’s sports car chief Nobuhiro Yamamoto said that the return of the RX-7 will mark 50 years since the introduction of Mazda’s first rotary-engined car, the Cosmo Sport, in 1967. By the time…
Type 20B-REW Rotary Engine In 1990, the Eunos Cosmo, with the triple-rotor 20B-REW rotary engine, went on sale after a quarter-century of continuous research and development into the rotary engine. While the dual-rotor rotary engine was as smooth as an inline six-cylinder reciprocating engine, the triple-rotor rotary engine could outdo a V8; and nearly match…
Turbo and Dynamic Superchargers The Cosmo RE Turbo, which went on sale in 1982, was the world’s first rotary engine car equipped with a turbocharger. The Type 12A turbo engine was also the world’s first rotary engine that came with an electronically controlled fuel injection system. The rotary engine, which is inherently resistant to knocking,…
The global environment and the car society There is a vital need to respond to global warming and other environmental issues that affect the planet. As global car ownership continues to expand, automakers such as Mazda must redouble their efforts to achieve cleaner exhaust emissions and to reduce CO2 emissions through improvements in fuel…
From Dual-Rotor to Multi-Rotor In the 1960s, during the initial development stage of the rotary engine, Mazda designed and investigated three types of rotary engines: those with two rotors, three rotors, and four rotors. NSU had completed prototypes of the single-rotor version, which ran smoothly at high rpm, but in the low rpm range they…
Young Wankel’s Dream The rotary engine was invented by a German named Felix Wankel in 1957. About 40 years before its invention, 17-year-old Wankel had an improbable dream in the summer of 1919 which led to the idea of the rotary engine. In the dream, he went to a concert in his own handmade car.…
RE Chronicle ———————————————————————————————————————————————————————— 1588 Ramelli invented the first rotary piston type water pump. ———————————————————————————————————————————————————————– 1636 Pappenheim invented a gear type pump. ———————————————————————————————————————————————————————– 1769 James Watt invented the first rotary steam engine. ———————————————————————————————————————————————————————– 1799 Murdock also invented a rotary steam engine and succeeded in generating power. ———————————————————————————————————————————————————————– 1901 Cooley manufactured a rotary steam engine in which…
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