Rotary 20B turbo RX7 - Dyno & track

Built as an all-round event’s car, Charles’ Mazda RX-7 has undergone serious chassis and engine changes including a Promaz Automotive bridge-port 20B rotary engine. Boost comes from a Garrett turbocharger while the engine runs on methanol fuel controlled by a MicroTech LT16 computer and LTC dash logger. Backed by a Jerico 5-speed dogbox, the clutch was suffering on the dyno as the Promaz team got the car ready for Performance Car Mania. [ ] Get your tra