Stock, the 3rd Generation RX-7 comes with twin Hitachi HT12
turbochargers with a 51 mm, 9 blade turbine and a 57 mm, 10 blade compressor.
(Pettit Racing)
Here are some pictures of the stock turbos
bolted on the 13B-REW
This site is meant to give information related to the 1993
(o)Mazda RX-7 Twin Turbo. Anything from rotary engines to wiring diagrams and turbo upgrades to tuning info, this site has it all! efini 93 rx7 13b anfini Turbo RX-7 Turbo RX7 turbo rx7 rx7tt rx-7tt As well as the Rotary Engine Pickup Truck aka REPU repu