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The Mazda RX-8 utilizes a rotary Wankel engine, and the non-reciprocating piston engine uses a triangular rotor inside a near oval housing, producing from 141 kW (189 hp) and 164 lb⋅ft (222 N⋅m) of torque, to 177 kW (237 hp) and 159 lb⋅ft (216 N⋅m) of torque from launch.
The Mazda RX-8 Hydrogen RE is a 2003 bi-fuel version of the RX-8 sports car, in which the twin-rotor wankel rotary engine is configured to run on either hydrogen or gasoline. This is the fifth Mazda vehicle to be fitted with a hydrogen wankel rotary engine .
After Mazda RX-8 production ceased in 2013, Mazda has carried on with testing prototypes to re-introduce the rotary as part of the "SkyActiv" lineup, dubbed SkyActiv R, displacing 1600 cc and featuring direct injection, laser ignition and forced induction. Wankel family – 1.0 L-2.0 L Wankel (1967–present) 10A – 1.0 L (1967–1973)
Outdated annual Mazda Wankel "rotary" engine sales without RX-8 and without industry engines (data source: Ward's AutoNews) Mazda was fully committed to the Wankel engine just as the energy crisis of the 1970s struck. The company had all but eliminated piston engines from its products in 1974, a decision that nearly led to the company's collapse.
Mazda had used a number of different marques in the Japan market, including Autozam, Eunos, and Efini, although they have been phased out. In the early 1990s Mazda almost created a luxury marque, Amati , to challenge Acura , Infiniti , and Lexus in North America, but this never happened, leaving the near-luxury Millenia to the Mazda brand.
Long a proponent of the rotary engine, Mazda maintained a rotary-engine road car for many years, though sales of the RX-7 were stopped in North America after the 1995 model year (with Japanese-market production ending in 2002) until the introduction of the 2003 RX-8. The RX-8 utilized a new generation of the Mazda Wankel engine, dubbed "Renesis ...
Mazda is noted for its use of rotary engines, beginning in 1967 with the Mazda Cosmo. The Cosmo was a two-seat coupe with a 0.9 L (55 cu in) rotary engine producing up to 97 kW (130 bhp). Mazda continued to produce sports cars with rotary engines (sometimes turbocharged) until the Mazda RX-8 ended production in 2012.
Mazda RX-7 (first generation) Mazda refocused its efforts and made the rotary engine a choice for the sporting motorist rather than a mainstream powerplant. Starting with the lightweight RX-7 in 1978 and continuing with the modern RX-8, Mazda has continued its dedication to this unique