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Although a very well balanced car, the Mazda RX8 always lacked a little go in the horsepower department compared to the older RX-7 it replaced. Peter's 2009 GT spec street RX8 is a great example of tuner build done well. Rather than persist with the factory 13B 2-rotor Renesis engine the Promaz team has installed a 20B 3-rotor engine using a turbo race port. This wasn't a case of just dropping it in and starting the key. Fitting the engine is a Promaz bolt in front engine cross member. There are also nu
