First generation (SE3P)

Production	2003–2008

The first version of the RX-8, the SE3P, produced from model years 2003 to 2008, is powered by the 13B-MSP Wankel type Renesis rotary engine displacing 1.3 litres (twin 654 cc rotors) which, when coupled with a six-speed manual transmission, will typically produce 237 hp (177 kW) at 8200 rpm and 211Nm (ECE) of torque at 5500 rpm. The Renesis Multi Side Port engine shows greatly improved fuel efficiency and emission improvement over the RX-7's engine

The RX-8 is available in various models in different markets around the world. Standard models include:

• 6-speed manual "High Power" with an output of between 170 kW (231 hp) and 177 kW (237 hp) and a 9,000 rpm redline. Japanese models produce 184 kW (247 hp) (250 PS).
• 5-speed manual "Standard Power" tuned to 141 kW (192 hp) with the redline reduced to 7,500 rpm.
• 4-speed automatic tuned to 141 kW (189 hp) in some markets, while the U.S. automatic is stated to deliver 197 SAE net hp (158 kW).
• 6-speed automatic (available in the U.S. market as of 2006) developing 212 hp (158 kW) and 159 ft·lbf (216 N·m) of torque with a redline at 7,500 rpm.

source from : www.wikipedia.org